diff --git a/mta-plugin/pom.xml b/mta-plugin/pom.xml
index 4e9a9c9..8b254e4 100644
--- a/mta-plugin/pom.xml
+++ b/mta-plugin/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.jboss.windup.plugin</groupId>
         <artifactId>windup-maven-plugin-parent</artifactId>
-        <version>6.3.8.Final</version>
+        <version>6.3.9-SNAPSHOT</version>
     </parent>
 
     <artifactId>mta-maven-plugin</artifactId>
diff --git a/mta-plugin/src/it/simple-it/pom.xml b/mta-plugin/src/it/simple-it/pom.xml
index 3bf7ec7..c695392 100644
--- a/mta-plugin/src/it/simple-it/pom.xml
+++ b/mta-plugin/src/it/simple-it/pom.xml
@@ -5,13 +5,13 @@
 
   <groupId>org.jboss.windup.plugin.it</groupId>
   <artifactId>simple-it</artifactId>
-  <version>6.3.8.Final</version>
+  <version>6.3.9-SNAPSHOT</version>
 
   <description>A simple IT verifying the basic use case.</description>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <version.windupcore>6.3.8.Final</version.windupcore>
+    <version.windupcore>6.3.9-SNAPSHOT</version.windupcore>
     <version.forge>3.7.2.Final</version.forge>
     <inputDirectory>${project.basedir}/../../../</inputDirectory>
     <outputDirectory>${project.build.directory}/windup-report</outputDirectory>
@@ -22,7 +22,7 @@
       <plugin>
         <groupId>org.jboss.windup.plugin</groupId>
         <artifactId>windup-maven-plugin</artifactId>
-        <version>6.3.8.Final</version>
+        <version>6.3.9-SNAPSHOT</version>
         <executions>
           <execution>
             <id>run-windup</id>
diff --git a/mta-plugin/src/test/resources/mojoTestConfig.xml b/mta-plugin/src/test/resources/mojoTestConfig.xml
index b4c237a..0a2470a 100644
--- a/mta-plugin/src/test/resources/mojoTestConfig.xml
+++ b/mta-plugin/src/test/resources/mojoTestConfig.xml
@@ -5,14 +5,14 @@
 
     <groupId>org.jboss.windup.plugin.it</groupId>
     <artifactId>simple-it</artifactId>
-    <version>6.3.8.Final</version>
+    <version>6.3.9-SNAPSHOT</version>
 
     <build>
         <plugins>
             <plugin>
                 <groupId>org.jboss.windup.plugin</groupId>
                 <artifactId>mta-maven-plugin</artifactId>
-                <version>6.3.8.Final</version>
+                <version>6.3.9-SNAPSHOT</version>
                 <executions>
                     <execution>
                         <id>run-windup</id>
diff --git a/mtr-plugin/pom.xml b/mtr-plugin/pom.xml
index 7140ea8..c295ddb 100644
--- a/mtr-plugin/pom.xml
+++ b/mtr-plugin/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.jboss.windup.plugin</groupId>
         <artifactId>windup-maven-plugin-parent</artifactId>
-        <version>6.3.8.Final</version>
+        <version>6.3.9-SNAPSHOT</version>
     </parent>
 
     <artifactId>mtr-maven-plugin</artifactId>
diff --git a/mtr-plugin/src/it/simple-it/pom.xml b/mtr-plugin/src/it/simple-it/pom.xml
index 3bf7ec7..c695392 100644
--- a/mtr-plugin/src/it/simple-it/pom.xml
+++ b/mtr-plugin/src/it/simple-it/pom.xml
@@ -5,13 +5,13 @@
 
   <groupId>org.jboss.windup.plugin.it</groupId>
   <artifactId>simple-it</artifactId>
-  <version>6.3.8.Final</version>
+  <version>6.3.9-SNAPSHOT</version>
 
   <description>A simple IT verifying the basic use case.</description>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <version.windupcore>6.3.8.Final</version.windupcore>
+    <version.windupcore>6.3.9-SNAPSHOT</version.windupcore>
     <version.forge>3.7.2.Final</version.forge>
     <inputDirectory>${project.basedir}/../../../</inputDirectory>
     <outputDirectory>${project.build.directory}/windup-report</outputDirectory>
@@ -22,7 +22,7 @@
       <plugin>
         <groupId>org.jboss.windup.plugin</groupId>
         <artifactId>windup-maven-plugin</artifactId>
-        <version>6.3.8.Final</version>
+        <version>6.3.9-SNAPSHOT</version>
         <executions>
           <execution>
             <id>run-windup</id>
diff --git a/mtr-plugin/src/test/resources/mojoTestConfig.xml b/mtr-plugin/src/test/resources/mojoTestConfig.xml
index ae63c4b..c911c83 100644
--- a/mtr-plugin/src/test/resources/mojoTestConfig.xml
+++ b/mtr-plugin/src/test/resources/mojoTestConfig.xml
@@ -5,14 +5,14 @@
 
     <groupId>org.jboss.windup.plugin.it</groupId>
     <artifactId>simple-it</artifactId>
-    <version>6.3.8.Final</version>
+    <version>6.3.9-SNAPSHOT</version>
 
     <build>
         <plugins>
             <plugin>
                 <groupId>org.jboss.windup.plugin</groupId>
                 <artifactId>mtr-maven-plugin</artifactId>
-                <version>6.3.8.Final</version>
+                <version>6.3.9-SNAPSHOT</version>
                 <executions>
                     <execution>
                         <id>run-windup</id>
diff --git a/pom.xml b/pom.xml
index 9869bd7..905c5fe 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
     <groupId>org.jboss.windup.plugin</groupId>
     <artifactId>windup-maven-plugin-parent</artifactId>
-    <version>6.3.8.Final</version>
+    <version>6.3.9-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>Windup Maven Plugin - Parent</name>
@@ -20,8 +20,8 @@
         <maven.compiler.target>11</maven.compiler.target>
         <maven.compiler.source>11</maven.compiler.source>
 
-        <version.windupcore>6.3.8.Final</version.windupcore>
-        <version.windup-rulesets>6.3.8.Final</version.windup-rulesets>
+        <version.windupcore>6.3.9-SNAPSHOT</version.windupcore>
+        <version.windup-rulesets>6.3.9-SNAPSHOT</version.windup-rulesets>
         <!-- For now, we need to pass this to the Mojo explicitly (through META-INF/versions.properties),
              but it should be possible to figure that out from the Windup POM. -->
         <version.forge>3.10.0.Final</version.forge>
diff --git a/windup-plugin/pom.xml b/windup-plugin/pom.xml
index 93198de..c920996 100644
--- a/windup-plugin/pom.xml
+++ b/windup-plugin/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.jboss.windup.plugin</groupId>
         <artifactId>windup-maven-plugin-parent</artifactId>
-        <version>6.3.8.Final</version>
+        <version>6.3.9-SNAPSHOT</version>
     </parent>
 
     <artifactId>windup-maven-plugin</artifactId>
diff --git a/windup-plugin/src/it/simple-it/pom.xml b/windup-plugin/src/it/simple-it/pom.xml
index 3bf7ec7..c695392 100644
--- a/windup-plugin/src/it/simple-it/pom.xml
+++ b/windup-plugin/src/it/simple-it/pom.xml
@@ -5,13 +5,13 @@
 
   <groupId>org.jboss.windup.plugin.it</groupId>
   <artifactId>simple-it</artifactId>
-  <version>6.3.8.Final</version>
+  <version>6.3.9-SNAPSHOT</version>
 
   <description>A simple IT verifying the basic use case.</description>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <version.windupcore>6.3.8.Final</version.windupcore>
+    <version.windupcore>6.3.9-SNAPSHOT</version.windupcore>
     <version.forge>3.7.2.Final</version.forge>
     <inputDirectory>${project.basedir}/../../../</inputDirectory>
     <outputDirectory>${project.build.directory}/windup-report</outputDirectory>
@@ -22,7 +22,7 @@
       <plugin>
         <groupId>org.jboss.windup.plugin</groupId>
         <artifactId>windup-maven-plugin</artifactId>
-        <version>6.3.8.Final</version>
+        <version>6.3.9-SNAPSHOT</version>
         <executions>
           <execution>
             <id>run-windup</id>
diff --git a/windup-plugin/src/test/java/org/jboss/windup/plugin/WindupMojoTest.java b/windup-plugin/src/test/java/org/jboss/windup/plugin/WindupMojoTest.java
index a62149e..db7394f 100644
--- a/windup-plugin/src/test/java/org/jboss/windup/plugin/WindupMojoTest.java
+++ b/windup-plugin/src/test/java/org/jboss/windup/plugin/WindupMojoTest.java
@@ -93,7 +93,7 @@ public void testWindupVersionParameterPresent() throws Exception
         mojo2.execute();
 
 
-        assertEquals(mojo2.getWindupVersion(), "6.3.8.Final");
+        assertEquals(mojo2.getWindupVersion(), "6.3.9-SNAPSHOT");
         assertTrue("index.html report not found",
                 Paths.get("",
                                 ((Xpp3Dom) project.getBuild().getPlugins().get(0).getConfiguration()).getChild("outputDirectory").getValue(),
diff --git a/windup-plugin/src/test/resources/mojoTestConfig/pom.xml b/windup-plugin/src/test/resources/mojoTestConfig/pom.xml
index d5d36e4..8e19d56 100644
--- a/windup-plugin/src/test/resources/mojoTestConfig/pom.xml
+++ b/windup-plugin/src/test/resources/mojoTestConfig/pom.xml
@@ -5,14 +5,14 @@
 
     <groupId>org.jboss.windup.plugin.it</groupId>
     <artifactId>simple-it</artifactId>
-    <version>6.3.8.Final</version>
+    <version>6.3.9-SNAPSHOT</version>
 
     <build>
         <plugins>
             <plugin>
                 <groupId>org.jboss.windup.plugin</groupId>
                 <artifactId>windup-maven-plugin</artifactId>
-                <version>6.3.8.Final</version>
+                <version>6.3.9-SNAPSHOT</version>
                 <executions>
                     <execution>
                         <id>run-windup</id>
diff --git a/windup-plugin/src/test/resources/mojoTestConfigWithWindupVersion/pom.xml b/windup-plugin/src/test/resources/mojoTestConfigWithWindupVersion/pom.xml
index ce4ff46..aa9c90e 100644
--- a/windup-plugin/src/test/resources/mojoTestConfigWithWindupVersion/pom.xml
+++ b/windup-plugin/src/test/resources/mojoTestConfigWithWindupVersion/pom.xml
@@ -33,7 +33,7 @@
                     <outputDirectory>target</outputDirectory>
                     <offlineMode>true</offlineMode>
                     <overwrite>false</overwrite>
-                    <windupVersion>6.3.8.Final</windupVersion>
+                    <windupVersion>6.3.9-SNAPSHOT</windupVersion>
                 </configuration>
             </plugin>
         </plugins>