diff --git a/engine/pom.xml b/engine/pom.xml
index 6f5bd6c0..8d658d80 100644
--- a/engine/pom.xml
+++ b/engine/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
 
     <artifactId>engine</artifactId>
diff --git a/iceland-stream/pom.xml b/iceland-stream/pom.xml
index a4051ad6..2e41e1b1 100644
--- a/iceland-stream/pom.xml
+++ b/iceland-stream/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
     <artifactId>iceland-stream</artifactId>
     <name>52°North Iceland Streaming Interfaces</name>
diff --git a/kvp/pom.xml b/kvp/pom.xml
index 7d8468de..49f195cb 100644
--- a/kvp/pom.xml
+++ b/kvp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
     <artifactId>kvp</artifactId>
     <name>52°North javaPS KVP Binding</name>
diff --git a/pom.xml b/pom.xml
index 11e93585..36dde866 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
 
     <groupId>org.n52.wps</groupId>
     <artifactId>javaPS</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <packaging>pom</packaging>
 
     <name>52°North javaPS</name>
@@ -80,7 +80,7 @@
         <url>https://github.com/52North/javaPS</url>
         <connection>scm:git:git://github.com/52North/javaPS.git</connection>
         <developerConnection>scm:git:ssh://git@github.com/52North/javaPS.git</developerConnection>
-      <tag>HEAD</tag>
+      <tag>v1.9.1</tag>
     </scm>
 
     <issueManagement>
diff --git a/rest/pom.xml b/rest/pom.xml
index 95c58594..4e92717a 100644
--- a/rest/pom.xml
+++ b/rest/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
 
     <artifactId>rest</artifactId>
diff --git a/service/pom.xml b/service/pom.xml
index 37d3936a..b091b0c1 100644
--- a/service/pom.xml
+++ b/service/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
 
     <artifactId>service</artifactId>
diff --git a/transactional-rest/pom.xml b/transactional-rest/pom.xml
index 017b9d44..b27a05f9 100644
--- a/transactional-rest/pom.xml
+++ b/transactional-rest/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>transactional-rest</artifactId>
diff --git a/transactional/pom.xml b/transactional/pom.xml
index 01e5cc5a..a66f883c 100644
--- a/transactional/pom.xml
+++ b/transactional/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>transactional</artifactId>
diff --git a/webapp/pom.xml b/webapp/pom.xml
index e0f4a6ed..6cc9a58b 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
 
     <artifactId>webapp</artifactId>
diff --git a/xml/pom.xml b/xml/pom.xml
index 4f19c66e..7f82707b 100644
--- a/xml/pom.xml
+++ b/xml/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.n52.wps</groupId>
         <artifactId>javaPS</artifactId>
-        <version>1.9.1-SNAPSHOT</version>
+        <version>1.9.1</version>
     </parent>
     <artifactId>xml</artifactId>
     <name>52°North javaPS POX Binding</name>