diff --git a/examples/jasper_reports_rendering/README.md b/examples/jasper_reports_rendering/README.md
index d9b787a..45839c6 100644
--- a/examples/jasper_reports_rendering/README.md
+++ b/examples/jasper_reports_rendering/README.md
@@ -36,7 +36,7 @@ $ mvn clean package exec:java
 [INFO] Scanning for projects...
 [INFO] 
 [INFO] -----------< net.codecrete.qrbill:jasper-reports-rendering >------------
-[INFO] Building Jasper Reports Rendering 1.0-SNAPSHOT
+[INFO] Building Jasper Reports Rendering 3.1.0
 [INFO]   from pom.xml
 [INFO] --------------------------------[ jar ]---------------------------------
 [INFO] 
@@ -65,7 +65,7 @@ $ mvn clean package exec:java
 [INFO] No tests to run.
 [INFO] 
 [INFO] --- jar:3.0.2:jar (default-jar) @ jasper-reports-rendering ---
-[INFO] Building jar: /Users/me/Documents/SwissQRBill/examples/jasper_reports_rendering/target/jasper-reports-rendering-1.0-SNAPSHOT.jar
+[INFO] Building jar: /Users/me/Documents/SwissQRBill/examples/jasper_reports_rendering/target/jasper-reports-rendering-3.1.0.jar
 [INFO] 
 [INFO] --- exec:3.0.0:java (default-cli) @ jasper-reports-rendering ---
 119077 bytes written to invoices.pdf.
diff --git a/examples/jasper_reports_rendering/pom.xml b/examples/jasper_reports_rendering/pom.xml
index d509fe9..e1d4deb 100644
--- a/examples/jasper_reports_rendering/pom.xml
+++ b/examples/jasper_reports_rendering/pom.xml
@@ -6,7 +6,7 @@
 
   <groupId>net.codecrete.qrbill</groupId>
   <artifactId>jasper-reports-rendering</artifactId>
-  <version>1.0-SNAPSHOT</version>
+  <version>3.1.0</version>
 
   <name>Jasper Reports Rendering</name>
   <description>Demo application using Jasper Reports to generate QR bills.</description>
@@ -32,7 +32,7 @@
     <dependency>
       <groupId>net.codecrete.qrbill</groupId>
       <artifactId>qrbill-generator</artifactId>
-      <version>3.1.0-SNAPSHOT</version>
+      <version>3.1.0</version>
     </dependency>
   </dependencies>
 
diff --git a/examples/kotlin_example/build.gradle b/examples/kotlin_example/build.gradle
index 3fb36d9..07a470d 100644
--- a/examples/kotlin_example/build.gradle
+++ b/examples/kotlin_example/build.gradle
@@ -3,7 +3,7 @@ plugins {
 }
 
 group 'net.codecrete.qrbill.examples'
-version '1.0-SNAPSHOT'
+version '3.1.0'
 
 repositories {
     mavenLocal()
diff --git a/examples/maven_example/pom.xml b/examples/maven_example/pom.xml
index 5108e7d..118e4e4 100644
--- a/examples/maven_example/pom.xml
+++ b/examples/maven_example/pom.xml
@@ -7,7 +7,7 @@
     <groupId>net.codecrete.qrbill</groupId>
     <artifactId>maven-example</artifactId>
     <packaging>jar</packaging>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.1.0</version>
     <name>QR Bill Maven Example</name>
 
     <properties>
diff --git a/generator/build.gradle b/generator/build.gradle
index 190d42b..7264edd 100644
--- a/generator/build.gradle
+++ b/generator/build.gradle
@@ -17,7 +17,7 @@ repositories {
 }
 
 group = 'net.codecrete.qrbill'
-version = '3.1.0-SNAPSHOT'
+version = '3.1.0'
 archivesBaseName = 'qrbill-generator'
 
 sourceCompatibility = 1.8