diff --git a/docsys/pom.xml b/docsys/pom.xml
index 064fbd794..da814f8a5 100644
--- a/docsys/pom.xml
+++ b/docsys/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
@@ -112,7 +112,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-cql-shaded/pom.xml b/driver-cql-shaded/pom.xml
index 7c2c1e566..738247180 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,7 +23,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-cqlverify/pom.xml b/driver-cqlverify/pom.xml
index 0ae63cc89..a04fc6822 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>3.12.120</version>
+    <version>3.12.121-SNAPSHOT</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -24,7 +24,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-cql-shaded</artifactId>
-      <version>3.12.120</version>
+      <version>3.12.121-SNAPSHOT</version>
     </dependency>
 
   </dependencies>
diff --git a/driver-diag/pom.xml b/driver-diag/pom.xml
index e164dac01..bc6121297 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-http/pom.xml b/driver-http/pom.xml
index bb3dc6916..474ca205e 100644
--- a/driver-http/pom.xml
+++ b/driver-http/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <!-- test scope only -->
diff --git a/driver-kafka/pom.xml b/driver-kafka/pom.xml
index 61a0b2bfd..a589201d7 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -30,13 +30,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-mongodb/pom.xml b/driver-mongodb/pom.xml
index 8a26f5278..576f21046 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/driver-stdout/pom.xml b/driver-stdout/pom.xml
index 284361325..2c8d67ce1 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <!-- test scope only -->
diff --git a/driver-tcp/pom.xml b/driver-tcp/pom.xml
index c69989935..53217264a 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <!-- test scope only -->
diff --git a/driver-web/pom.xml b/driver-web/pom.xml
index 1a6734103..995084199 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
 
diff --git a/engine-api/pom.xml b/engine-api/pom.xml
index ba632f279..815ad6386 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,19 +22,19 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/engine-cli/pom.xml b/engine-cli/pom.xml
index 75b3a277b..510ae039d 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,7 +23,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-core</artifactId>
-      <version>3.12.120</version>
+      <version>3.12.121-SNAPSHOT</version>
     </dependency>
 
     <dependency>
@@ -47,7 +47,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-docker</artifactId>
-      <version>3.12.120</version>
+      <version>3.12.121-SNAPSHOT</version>
     </dependency>
 
   </dependencies>
diff --git a/engine-core/pom.xml b/engine-core/pom.xml
index 775f1d35e..237805a9b 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/engine-docker/pom.xml b/engine-docker/pom.xml
index 2afa15165..9ed8bf213 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>3.12.120</version>
+    <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -65,7 +65,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-      <version>3.12.120</version>
+      <version>3.12.121-SNAPSHOT</version>
         </dependency>
     </dependencies>
 
diff --git a/engine-docs/pom.xml b/engine-docs/pom.xml
index cee887178..183d613ef 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>3.12.120</version>
+    <version>3.12.121-SNAPSHOT</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>docsys</artifactId>
-      <version>3.12.120</version>
+      <version>3.12.121-SNAPSHOT</version>
     </dependency>
 
   </dependencies>
diff --git a/engine-extensions/pom.xml b/engine-extensions/pom.xml
index 7e9ec6abe..9abb97c9d 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/mvn-defaults/pom.xml b/mvn-defaults/pom.xml
index 9175dd379..125e5f8d7 100644
--- a/mvn-defaults/pom.xml
+++ b/mvn-defaults/pom.xml
@@ -3,7 +3,7 @@
 
     <groupId>io.nosqlbench</groupId>
     <artifactId>mvn-defaults</artifactId>
-    <version>3.12.120</version>
+    <version>3.12.121-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <properties>
@@ -100,7 +100,7 @@
     <scm>
         <url>scm:git:https://github.com/nosqlbench/nosqlbench.git</url>
         <!--        <tag>nosqlbench-2.0.102-SNAPSHOT</tag>-->
-        <tag>nosqlbench-3.12.120</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <dependencyManagement>
diff --git a/nb-annotations/pom.xml b/nb-annotations/pom.xml
index 67e6cd5b0..079e59861 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/nb-api/pom.xml b/nb-api/pom.xml
index 1b5200133..ab72c3a47 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/nb/pom.xml b/nb/pom.xml
index 9f700be08..1baf87664 100644
--- a/nb/pom.xml
+++ b/nb/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,36 +24,36 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-web</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-kafka</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docs</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-extensions</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
 <!--        <dependency>-->
@@ -65,43 +65,43 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-diag</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-tcp</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-http</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cql-shaded</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-cqlverify</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-mongodb</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <!--        <dependency>-->
@@ -259,7 +259,7 @@
                 <dependency>
                     <groupId>io.nosqlbench</groupId>
                     <artifactId>driver-mongodb</artifactId>
-                    <version>3.12.120</version>
+                    <version>3.12.121-SNAPSHOT</version>
                 </dependency>
             </dependencies>
         </profile>
diff --git a/pom.xml b/pom.xml
index 193a0be30..0dbba2799 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>mvn-defaults</relativePath>
     </parent>
 
@@ -125,7 +125,7 @@
             scm:git:https://github.com/nosqlbench/nosqlbench.git
         </developerConnection>
         <url>scm:git:git@github.com:nosqlbench/nosqlbench.git</url>
-        <tag>nosqlbench-3.12.120</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <distributionManagement>
diff --git a/virtdata-api/pom.xml b/virtdata-api/pom.xml
index bc4f8d4a1..18506304c 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,14 +23,14 @@
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
             <artifactId>nb-api</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lang</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
 
diff --git a/virtdata-lang/pom.xml b/virtdata-lang/pom.xml
index 4653a56d4..f4b760112 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/virtdata-lib-basics/pom.xml b/virtdata-lib-basics/pom.xml
index 45db49589..be2dc716e 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-curves4/pom.xml b/virtdata-lib-curves4/pom.xml
index 6aa19a4fa..2d32f7121 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-random/pom.xml b/virtdata-lib-random/pom.xml
index ca6bdc70d..a7d25d040 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,13 +20,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-realer/pom.xml b/virtdata-lib-realer/pom.xml
index f0b24fd6f..99724ece5 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,7 +24,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
     </dependencies>
 
diff --git a/virtdata-realdata/pom.xml b/virtdata-realdata/pom.xml
index c497a7823..149ba27be 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-userlibs/pom.xml b/virtdata-userlibs/pom.xml
index db994c92e..fe295d271 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>3.12.120</version>
+        <version>3.12.121-SNAPSHOT</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -17,32 +17,32 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-realdata</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-realer</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-random</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
             <artifactId>virtdata-lib-basics</artifactId>
         </dependency>
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
             <artifactId>virtdata-lib-curves4</artifactId>
         </dependency>
 
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>docsys</artifactId>
-            <version>3.12.120</version>
+            <version>3.12.121-SNAPSHOT</version>
         </dependency>
 
         <dependency>