diff --git a/adapters-api/pom.xml b/adapters-api/pom.xml
index beb87fc0d..c638a28ff 100644
--- a/adapters-api/pom.xml
+++ b/adapters-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
 
diff --git a/docsys/pom.xml b/docsys/pom.xml
index 2c2bb1052..ba6a8518a 100644
--- a/docsys/pom.xml
+++ b/docsys/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
@@ -117,7 +117,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-cockroachdb/pom.xml b/driver-cockroachdb/pom.xml
index b463a8af3..130d47f52 100644
--- a/driver-cockroachdb/pom.xml
+++ b/driver-cockroachdb/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-jdbc</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>
diff --git a/driver-cql-shaded/pom.xml b/driver-cql-shaded/pom.xml
index d791b3047..396a522cf 100644
--- a/driver-cql-shaded/pom.xml
+++ b/driver-cql-shaded/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-cqld3-shaded/pom.xml b/driver-cqld3-shaded/pom.xml
index 23ecaafbf..52a9298d0 100644
--- a/driver-cqld3-shaded/pom.xml
+++ b/driver-cqld3-shaded/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,13 +24,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-cqlverify/pom.xml b/driver-cqlverify/pom.xml
index b5eef582a..cbfa5e83b 100644
--- a/driver-cqlverify/pom.xml
+++ b/driver-cqlverify/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-    <version>4.15.71</version>
+    <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,13 +24,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cql-shaded</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-diag/pom.xml b/driver-diag/pom.xml
index d973a256d..8b35c484b 100644
--- a/driver-diag/pom.xml
+++ b/driver-diag/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,14 +21,14 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/driver-dsegraph-shaded/pom.xml b/driver-dsegraph-shaded/pom.xml
index 2ff8c843d..2fc303c15 100644
--- a/driver-dsegraph-shaded/pom.xml
+++ b/driver-dsegraph-shaded/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-grpc/pom.xml b/driver-grpc/pom.xml
index 4c9240810..f3b74484a 100644
--- a/driver-grpc/pom.xml
+++ b/driver-grpc/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>mvn-defaults</artifactId>
     <groupId>io.nosqlbench</groupId>
-    <version>4.15.71</version>
+    <version>4.15.72-SNAPSHOT</version>
     <relativePath>../mvn-defaults/pom.xml</relativePath>
   </parent>
 
@@ -21,7 +21,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>drivers-api</artifactId>
-      <version>4.15.71</version>
+      <version>4.15.72-SNAPSHOT</version>
     </dependency>
 
       <dependency>
diff --git a/driver-http/pom.xml b/driver-http/pom.xml
index 782bd2de7..f4f250f46 100644
--- a/driver-http/pom.xml
+++ b/driver-http/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,14 +22,14 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/driver-jdbc/pom.xml b/driver-jdbc/pom.xml
index e21204f6f..3a4e6e161 100644
--- a/driver-jdbc/pom.xml
+++ b/driver-jdbc/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>nosqlbench</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -19,7 +19,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/driver-jms/pom.xml b/driver-jms/pom.xml
index e697d3433..fdb07b94a 100644
--- a/driver-jms/pom.xml
+++ b/driver-jms/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -40,13 +40,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
diff --git a/driver-jmx/pom.xml b/driver-jmx/pom.xml
index 1f9ab551d..3ed3e92bb 100644
--- a/driver-jmx/pom.xml
+++ b/driver-jmx/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/driver-kafka/pom.xml b/driver-kafka/pom.xml
index 914851a8d..6a04478cb 100644
--- a/driver-kafka/pom.xml
+++ b/driver-kafka/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -44,13 +44,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-mongodb/pom.xml b/driver-mongodb/pom.xml
index 4d9cf6997..a1be81f8c 100644
--- a/driver-mongodb/pom.xml
+++ b/driver-mongodb/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,13 +21,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-pulsar/pom.xml b/driver-pulsar/pom.xml
index 8df245018..75286bb78 100644
--- a/driver-pulsar/pom.xml
+++ b/driver-pulsar/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -40,13 +40,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/commons-beanutils/commons-beanutils -->
diff --git a/driver-stdout/pom.xml b/driver-stdout/pom.xml
index c1d3ac26b..1e456dc37 100644
--- a/driver-stdout/pom.xml
+++ b/driver-stdout/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,14 +22,14 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/driver-tcp/pom.xml b/driver-tcp/pom.xml
index 5f21af036..7215d18a8 100644
--- a/driver-tcp/pom.xml
+++ b/driver-tcp/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,19 +24,19 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-web/pom.xml b/driver-web/pom.xml
index 13b6f1741..52e97f249 100644
--- a/driver-web/pom.xml
+++ b/driver-web/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/drivers-api/pom.xml b/drivers-api/pom.xml
index b9a98f4af..7d1b1990a 100644
--- a/drivers-api/pom.xml
+++ b/drivers-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,19 +23,19 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>adapters-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
 
diff --git a/engine-api/pom.xml b/engine-api/pom.xml
index eae0653cc..4fbe44246 100644
--- a/engine-api/pom.xml
+++ b/engine-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,25 +23,25 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/engine-cli/pom.xml b/engine-cli/pom.xml
index cbd9a2941..16a657c68 100644
--- a/engine-cli/pom.xml
+++ b/engine-cli/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docker</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-clients/pom.xml b/engine-clients/pom.xml
index 57d91ff31..4fb8cd5dd 100644
--- a/engine-clients/pom.xml
+++ b/engine-clients/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-    <version>4.15.71</version>
+    <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-core/pom.xml b/engine-core/pom.xml
index 4a5697a82..0634ff218 100644
--- a/engine-core/pom.xml
+++ b/engine-core/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -28,13 +28,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
@@ -85,7 +85,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-clients</artifactId>
-          <version>4.15.71</version>
+          <version>4.15.72-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
diff --git a/engine-docker/pom.xml b/engine-docker/pom.xml
index dce0f2b5c..76643c3b7 100644
--- a/engine-docker/pom.xml
+++ b/engine-docker/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -56,7 +56,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
     </dependencies>
 
diff --git a/engine-docs/pom.xml b/engine-docs/pom.xml
index 101d36b15..39a8cceaf 100644
--- a/engine-docs/pom.xml
+++ b/engine-docs/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-    <version>4.15.71</version>
+    <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>docsys</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-extensions/pom.xml b/engine-extensions/pom.xml
index 0fc08a5e1..bbd88f90a 100644
--- a/engine-extensions/pom.xml
+++ b/engine-extensions/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-rest/pom.xml b/engine-rest/pom.xml
index e46d7c2e0..8a7fe1d4d 100644
--- a/engine-rest/pom.xml
+++ b/engine-rest/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/mvn-defaults/pom.xml b/mvn-defaults/pom.xml
index 0169a09d7..ab3e33ce0 100644
--- a/mvn-defaults/pom.xml
+++ b/mvn-defaults/pom.xml
@@ -3,7 +3,7 @@
 
     <groupId>io.nosqlbench</groupId>
     <artifactId>mvn-defaults</artifactId>
-    <version>4.15.71</version>
+    <version>4.15.72-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <properties>
@@ -78,7 +78,7 @@
     <scm>
         <url>scm:git:https://github.com/nosqlbench/nosqlbench.git</url>
         <!--        <tag>nosqlbench-2.0.102-SNAPSHOT</tag>-->
-        <tag>nosqlbench-4.15.71</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <dependencyManagement>
diff --git a/nb-annotations/pom.xml b/nb-annotations/pom.xml
index 2a580dd93..4fa9eb089 100644
--- a/nb-annotations/pom.xml
+++ b/nb-annotations/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/nb-api/pom.xml b/nb-api/pom.xml
index 65fa30598..ca4beb342 100644
--- a/nb-api/pom.xml
+++ b/nb-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/nb/pom.xml b/nb/pom.xml
index eef621f3f..a128d16f3 100644
--- a/nb/pom.xml
+++ b/nb/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,127 +24,127 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-rest</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docs</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-extensions</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nbr</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-web</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-kafka</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-diag</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-tcp</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-http</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-jmx</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-dsegraph-shaded</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cql-shaded</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cqld3-shaded</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cqlverify</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-mongodb</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-pulsar</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cockroachdb</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-jms</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
@@ -231,7 +231,7 @@
                 <dependency>
                     <groupId>io.nosqlbench</groupId>
                     <artifactId>driver-dsegraph-shaded</artifactId>
-                    <version>4.15.71</version>
+                    <version>4.15.72-SNAPSHOT</version>
                 </dependency>
             </dependencies>
         </profile>
@@ -244,12 +244,12 @@
                 <dependency>
                     <groupId>io.nosqlbench</groupId>
                     <artifactId>driver-cql-shaded</artifactId>
-                    <version>4.15.71</version>
+                    <version>4.15.72-SNAPSHOT</version>
                 </dependency>
                 <dependency>
                     <groupId>io.nosqlbench</groupId>
                     <artifactId>driver-cqlverify</artifactId>
-                    <version>4.15.71</version>
+                    <version>4.15.72-SNAPSHOT</version>
                 </dependency>
             </dependencies>
 
@@ -277,7 +277,7 @@
                 <dependency>
                     <groupId>io.nosqlbench</groupId>
                     <artifactId>driver-mongodb</artifactId>
-                    <version>4.15.71</version>
+                    <version>4.15.72-SNAPSHOT</version>
                 </dependency>
             </dependencies>
         </profile>
diff --git a/nbr/pom.xml b/nbr/pom.xml
index 5c072e381..28604b69b 100644
--- a/nbr/pom.xml
+++ b/nbr/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,37 +24,37 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-rest</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docs</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-extensions</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-diag</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
     </dependencies>
 
diff --git a/pom.xml b/pom.xml
index 5a85e7ab8..ce5ad084e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>mvn-defaults</relativePath>
     </parent>
 
@@ -150,7 +150,7 @@
             scm:git:https://github.com/nosqlbench/nosqlbench.git
         </developerConnection>
         <url>scm:git:git@github.com:nosqlbench/nosqlbench.git</url>
-        <tag>nosqlbench-4.15.71</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <distributionManagement>
diff --git a/virtdata-api/pom.xml b/virtdata-api/pom.xml
index 3846a5981..e15100c9d 100644
--- a/virtdata-api/pom.xml
+++ b/virtdata-api/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>io.nosqlbench</groupId>
         <artifactId>mvn-defaults</artifactId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,14 +23,14 @@
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <artifactId>nb-api</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lang</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
 
diff --git a/virtdata-lang/pom.xml b/virtdata-lang/pom.xml
index 54006cdfc..cdacb2a7b 100644
--- a/virtdata-lang/pom.xml
+++ b/virtdata-lang/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/virtdata-lib-basics/pom.xml b/virtdata-lib-basics/pom.xml
index c841432f5..78a80f13d 100644
--- a/virtdata-lib-basics/pom.xml
+++ b/virtdata-lib-basics/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-curves4/pom.xml b/virtdata-lib-curves4/pom.xml
index 58e182f3a..6df0be40c 100644
--- a/virtdata-lib-curves4/pom.xml
+++ b/virtdata-lib-curves4/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/virtdata-lib-random/pom.xml b/virtdata-lib-random/pom.xml
index e56e03167..b0096bd47 100644
--- a/virtdata-lib-random/pom.xml
+++ b/virtdata-lib-random/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,13 +20,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-realer/pom.xml b/virtdata-lib-realer/pom.xml
index 584000dba..75d22b371 100644
--- a/virtdata-lib-realer/pom.xml
+++ b/virtdata-lib-realer/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/virtdata-realdata/pom.xml b/virtdata-realdata/pom.xml
index ab43cf8da..7ae817274 100644
--- a/virtdata-realdata/pom.xml
+++ b/virtdata-realdata/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-userlibs/pom.xml b/virtdata-userlibs/pom.xml
index 2ffffa9f9..de44d76b5 100644
--- a/virtdata-userlibs/pom.xml
+++ b/virtdata-userlibs/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.15.71</version>
+        <version>4.15.72-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,36 +18,36 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-realdata</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-realer</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-random</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <artifactId>virtdata-lib-basics</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
             <artifactId>virtdata-lib-curves4</artifactId>
         </dependency>
 
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>docsys</artifactId>
-            <version>4.15.71</version>
+            <version>4.15.72-SNAPSHOT</version>
         </dependency>
 
     </dependencies>