diff --git a/mustang/pom.xml b/mustang/pom.xml
index 7c7f980f..bb192cce 100644
--- a/mustang/pom.xml
+++ b/mustang/pom.xml
@@ -4,12 +4,12 @@
 	<parent>
 		<groupId>com.github.rayman2200</groupId>
 		<artifactId>mustang-sample-project</artifactId>
-		<version>1.0.0-SNAPSHOT</version>
+		<version>1.0.0</version>
 	</parent>
 
 	<groupId>org.mustangproject.ZUGFeRD</groupId>
 	<artifactId>mustang</artifactId>
-	<version>1.1.1alpha-SNAPSHOT</version>
+	<version>1.1.1alpha</version>
 	<packaging>jar</packaging>
 
 	<name>Mustang</name>
diff --git a/pdfa3-sample/pom.xml b/pdfa3-sample/pom.xml
index 3940a227..151b6495 100644
--- a/pdfa3-sample/pom.xml
+++ b/pdfa3-sample/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.github.rayman2200</groupId>
     <artifactId>mustang-sample-project</artifactId>
-    <version>1.0.0-SNAPSHOT</version>
+    <version>1.0.0</version>
   </parent>
 
 	<artifactId>pdfa3-samples</artifactId>
diff --git a/pom.xml b/pom.xml
index fe842e34..60665c3c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.github.rayman2200</groupId>
 	<artifactId>mustang-sample-project</artifactId>
-	<version>1.0.0-SNAPSHOT</version>
+	<version>1.0.0</version>
 	<packaging>pom</packaging>
 
 	<scm>