diff --git a/buildSrc/src/main/kotlin/de.jfachwert.java-conventions.gradle.kts b/buildSrc/src/main/kotlin/de.jfachwert.java-conventions.gradle.kts
index cbd833bc..8f609ce2 100644
--- a/buildSrc/src/main/kotlin/de.jfachwert.java-conventions.gradle.kts
+++ b/buildSrc/src/main/kotlin/de.jfachwert.java-conventions.gradle.kts
@@ -10,7 +10,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
  */
 
 group = "de.jfachwert"
-version = "6.0.0"
+version = "6.0.1-SNAPSHOT"
 
 object Meta {
     const val desc = "Implementierung einiger Fachwerte nach dem WAM-Ansatz"
diff --git a/core/pom.xml b/core/pom.xml
index e0d02d69..079f1d26 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>jfachwert-parent</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>core</artifactId>
diff --git a/domains/bank/pom.xml b/domains/bank/pom.xml
index e146e80d..3a0a3fbf 100644
--- a/domains/bank/pom.xml
+++ b/domains/bank/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/formular/pom.xml b/domains/formular/pom.xml
index 61e5a567..1a3724ac 100644
--- a/domains/formular/pom.xml
+++ b/domains/formular/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/math/pom.xml b/domains/math/pom.xml
index 4946b5f8..a31c18c4 100644
--- a/domains/math/pom.xml
+++ b/domains/math/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/med/pom.xml b/domains/med/pom.xml
index 790f2a48..e6252388 100644
--- a/domains/med/pom.xml
+++ b/domains/med/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/money/pom.xml b/domains/money/pom.xml
index 8bfb972e..8b3799dd 100644
--- a/domains/money/pom.xml
+++ b/domains/money/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/net/pom.xml b/domains/net/pom.xml
index e5aca0d6..6779ed32 100644
--- a/domains/net/pom.xml
+++ b/domains/net/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/pom.xml b/domains/pom.xml
index 91882f7a..8cc66a78 100644
--- a/domains/pom.xml
+++ b/domains/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>jfachwert-parent</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/post/pom.xml b/domains/post/pom.xml
index c261c56b..4f2db706 100644
--- a/domains/post/pom.xml
+++ b/domains/post/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/rechnung/pom.xml b/domains/rechnung/pom.xml
index fb124170..8dcc47de 100644
--- a/domains/rechnung/pom.xml
+++ b/domains/rechnung/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/steuer/pom.xml b/domains/steuer/pom.xml
index 0c143b2f..4116cd72 100644
--- a/domains/steuer/pom.xml
+++ b/domains/steuer/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/domains/zeit/pom.xml b/domains/zeit/pom.xml
index 8dd34e02..ddcfd8c5 100644
--- a/domains/zeit/pom.xml
+++ b/domains/zeit/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>domains</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/jfachwert/pom.xml b/jfachwert/pom.xml
index a3a8ea3b..7b95bf52 100644
--- a/jfachwert/pom.xml
+++ b/jfachwert/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>jfachwert-parent</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>jfachwert</artifactId>
diff --git a/pom.xml b/pom.xml
index caba2d92..682daeb8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>de.jfachwert</groupId>
   <artifactId>jfachwert-parent</artifactId>
-  <version>6.0.0</version>
+  <version>6.0.0-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <modules>
diff --git a/src/script/deploy.sh b/src/script/deploy.sh
index cc42092c..441c5845 100755
--- a/src/script/deploy.sh
+++ b/src/script/deploy.sh
@@ -8,7 +8,7 @@
 
 # set up some constants
 URL=https://oss.sonatype.org/service/local/staging/deploy/maven2/
-VERSION=6.0.0
+VERSION=6.0.1-SNAPSHOT
 options="gpg:sign-and-deploy-file -Durl=$URL -DrepositoryId=sonatype-nexus-staging"
 
 # passphrase is needed for signing
diff --git a/test/pom.xml b/test/pom.xml
index 0555f825..5e34fae4 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>de.jfachwert</groupId>
     <artifactId>jfachwert-parent</artifactId>
-    <version>6.0.0</version>
+    <version>6.0.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>test</artifactId>