diff --git a/docsys/pom.xml b/docsys/pom.xml
index 7eebb773c..7e5dc9d44 100644
--- a/docsys/pom.xml
+++ b/docsys/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
@@ -98,7 +98,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-cql-shaded/pom.xml b/driver-cql-shaded/pom.xml
index 7db495c03..38df9e73d 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/driver-cqlverify/pom.xml b/driver-cqlverify/pom.xml
index fa0ca8512..fa57e1002 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>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -24,13 +24,13 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-cql-shaded</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>drivers-api</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
   </dependencies>
diff --git a/driver-diag/pom.xml b/driver-diag/pom.xml
index 806dbf7b5..031bdae02 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,13 +20,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-dsegraph-shaded/pom.xml b/driver-dsegraph-shaded/pom.xml
index fdf041a23..b0db08b39 100644
--- a/driver-dsegraph-shaded/pom.xml
+++ b/driver-dsegraph-shaded/pom.xml
@@ -1,12 +1,10 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>io.nosqlbench</groupId>
     <artifactId>mvn-defaults</artifactId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -25,13 +23,13 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-api</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>drivers-api</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
@@ -237,8 +235,7 @@
             </includes>
           </artifactSet>
           <transformers combine.children="append">
-            <transformer
-                implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+            <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
               <mainClass>io.nosqlbench.engine.cli.NBCLI</mainClass>
             </transformer>
           </transformers>
diff --git a/driver-http/pom.xml b/driver-http/pom.xml
index 9664f160d..1ea3ab509 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-jmx/pom.xml b/driver-jmx/pom.xml
index 54280f347..6dfb9b86e 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-kafka/pom.xml b/driver-kafka/pom.xml
index d30e3b1f3..84fbd6592 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -44,13 +44,13 @@
       <dependency>
         <groupId>io.nosqlbench</groupId>
         <artifactId>engine-api</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
       </dependency>
 
       <dependency>
         <groupId>io.nosqlbench</groupId>
         <artifactId>driver-stdout</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
       </dependency>
 
       <!--        <dependency>-->
diff --git a/driver-mongodb/pom.xml b/driver-mongodb/pom.xml
index 0957359b1..2599ce8e5 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -21,13 +21,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/driver-stdout/pom.xml b/driver-stdout/pom.xml
index 7ef528d72..d72700f7a 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-tcp/pom.xml b/driver-tcp/pom.xml
index cd329ff8d..df32a3d6d 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -24,19 +24,19 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>driver-stdout</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/driver-web/pom.xml b/driver-web/pom.xml
index 5a20d1e09..07ee184ee 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/drivers-api/pom.xml b/drivers-api/pom.xml
index e82e035bc..ab177f941 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-api/pom.xml b/engine-api/pom.xml
index cf11ea2f7..1e719e348 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,25 +23,25 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>nb-annotations</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-userlibs</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/engine-cli/pom.xml b/engine-cli/pom.xml
index 451f496da..04a00cfb7 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,13 +23,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-core</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-docker</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-clients/pom.xml b/engine-clients/pom.xml
index 390edc0aa..c46f59d84 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>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -21,7 +21,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-api</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
   </dependencies>
diff --git a/engine-core/pom.xml b/engine-core/pom.xml
index 59d3a5640..20f31ccef 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -28,13 +28,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>drivers-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
@@ -85,7 +85,7 @@
       <dependency>
         <groupId>io.nosqlbench</groupId>
         <artifactId>engine-clients</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <scope>compile</scope>
       </dependency>
 
diff --git a/engine-docker/pom.xml b/engine-docker/pom.xml
index 97db59a7d..fad6e5465 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -65,7 +65,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
     </dependencies>
 
diff --git a/engine-docs/pom.xml b/engine-docs/pom.xml
index 9d15529d8..31279c6da 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>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>docsys</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
   </dependencies>
diff --git a/engine-extensions/pom.xml b/engine-extensions/pom.xml
index 3e628ac58..07ddf66d3 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/engine-rest/pom.xml b/engine-rest/pom.xml
index e96b5a2cd..9e392b334 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -47,7 +47,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>engine-cli</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/mvn-defaults/pom.xml b/mvn-defaults/pom.xml
index 3285a1086..ad3aad6b3 100644
--- a/mvn-defaults/pom.xml
+++ b/mvn-defaults/pom.xml
@@ -1,11 +1,9 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>io.nosqlbench</groupId>
   <artifactId>mvn-defaults</artifactId>
-  <version>4.0.0-SNAPSHOT</version>
+  <version>4.0.0</version>
   <packaging>pom</packaging>
 
   <properties>
@@ -95,7 +93,7 @@
   <scm>
     <url>scm:git:https://github.com/nosqlbench/nosqlbench.git</url>
     <!--        <tag>nosqlbench-2.0.102-SNAPSHOT</tag>-->
-    <tag>HEAD</tag>
+    <tag>nosqlbench-4.0.0</tag>
   </scm>
 
   <dependencyManagement>
diff --git a/nb-annotations/pom.xml b/nb-annotations/pom.xml
index 69e28547f..3fd356bf5 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/nb-api/pom.xml b/nb-api/pom.xml
index 43ec01752..a963ad059 100644
--- a/nb-api/pom.xml
+++ b/nb-api/pom.xml
@@ -1,13 +1,11 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
 
   <parent>
     <artifactId>mvn-defaults</artifactId>
     <groupId>io.nosqlbench</groupId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -33,7 +31,7 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>nb-annotations</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
diff --git a/nb/pom.xml b/nb/pom.xml
index a7fb4f804..b1d2c81f3 100644
--- a/nb/pom.xml
+++ b/nb/pom.xml
@@ -1,13 +1,11 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
 
   <parent>
     <artifactId>mvn-defaults</artifactId>
     <groupId>io.nosqlbench</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     <relativePath>../mvn-defaults</relativePath>
   </parent>
 
@@ -26,31 +24,31 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-rest</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-cli</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-docs</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-core</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>engine-extensions</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <!--        <dependency>-->
@@ -62,67 +60,67 @@
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-web</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-kafka</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-stdout</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-diag</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-tcp</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
       <dependency>
           <groupId>io.nosqlbench</groupId>
           <artifactId>driver-http</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
       </dependency>
 
       <dependency>
           <groupId>io.nosqlbench</groupId>
           <artifactId>driver-jmx</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
       </dependency>
 
       <dependency>
           <groupId>io.nosqlbench</groupId>
           <artifactId>driver-dsegraph-shaded</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
       </dependency>
 
       <dependency>
           <groupId>io.nosqlbench</groupId>
           <artifactId>driver-cql-shaded</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
       </dependency>
 
       <dependency>
           <groupId>io.nosqlbench</groupId>
       <artifactId>driver-cqlverify</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.nosqlbench</groupId>
       <artifactId>driver-mongodb</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
     </dependency>
 
     <!--        <dependency>-->
@@ -259,7 +257,7 @@
         <dependency>
           <groupId>io.nosqlbench</groupId>
           <artifactId>driver-mongodb</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
       </dependencies>
     </profile>
@@ -313,7 +311,7 @@
             <artifactId>maven-enforcer-plugin</artifactId>
             <configuration>
               <rules>
-                <dependencyConvergence/>
+                <dependencyConvergence />
               </rules>
             </configuration>
           </plugin>
diff --git a/pom.xml b/pom.xml
index 6df766ae1..1c1e9e9ce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>mvn-defaults</artifactId>
         <groupId>io.nosqlbench</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>mvn-defaults</relativePath>
     </parent>
 
@@ -145,7 +145,7 @@
             scm:git:https://github.com/nosqlbench/nosqlbench.git
         </developerConnection>
         <url>scm:git:git@github.com:nosqlbench/nosqlbench.git</url>
-        <tag>HEAD</tag>
+        <tag>nosqlbench-4.0.0</tag>
     </scm>
 
     <distributionManagement>
diff --git a/virtdata-api/pom.xml b/virtdata-api/pom.xml
index 47d79cb23..3bcd6e425 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -23,14 +23,14 @@
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
             <artifactId>nb-api</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lang</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
 
diff --git a/virtdata-lang/pom.xml b/virtdata-lang/pom.xml
index a55f473ff..15e90d5c2 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
diff --git a/virtdata-lib-basics/pom.xml b/virtdata-lib-basics/pom.xml
index 70ee7b286..fd5746fea 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-curves4/pom.xml b/virtdata-lib-curves4/pom.xml
index 33701045b..a9b946651 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -22,13 +22,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/virtdata-lib-random/pom.xml b/virtdata-lib-random/pom.xml
index db6f7bd2f..8bf958b91 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,13 +20,13 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-lib-realer/pom.xml b/virtdata-lib-realer/pom.xml
index 5b8949cb7..83ff35ac9 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-basics</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
     </dependencies>
diff --git a/virtdata-realdata/pom.xml b/virtdata-realdata/pom.xml
index dd826699a..f37e1e38e 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-          <version>4.0.0-SNAPSHOT</version>
+          <version>4.0.0</version>
         </dependency>
 
         <dependency>
diff --git a/virtdata-userlibs/pom.xml b/virtdata-userlibs/pom.xml
index 8ae260df5..a6011ff1d 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>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../mvn-defaults</relativePath>
     </parent>
 
@@ -18,36 +18,36 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-realdata</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-realer</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-api</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>virtdata-lib-random</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
             <artifactId>virtdata-lib-basics</artifactId>
         </dependency>
 
         <dependency>
             <groupId>io.nosqlbench</groupId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
             <artifactId>virtdata-lib-curves4</artifactId>
         </dependency>
 
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>io.nosqlbench</groupId>
             <artifactId>docsys</artifactId>
-            <version>4.0.0-SNAPSHOT</version>
+            <version>4.0.0</version>
         </dependency>
 
     </dependencies>