diff --git a/README.md b/README.md
index e6f2943..37449b5 100644
--- a/README.md
+++ b/README.md
@@ -136,7 +136,7 @@ You can include `system-hook` from this GitHub repository by adding this depende
 <dependency>
   <groupId>lc.kra.system</groupId>
   <artifactId>system-hook</artifactId>
-  <version>3.3</version>
+  <version>3.4</version>
 </dependency>
 ```
 
diff --git a/appveyor.yml b/appveyor.yml
index 21574cc..ab3f5c0 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 3.3.{build}
+version: 3.4.{build}
 
 branches:
   only:
diff --git a/pom.xml b/pom.xml
index 5f01aa4..36bd125 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>lc.kra.system</groupId>
 	<artifactId>system-hook</artifactId>
-	<version>3.3</version>
+	<version>3.4</version>
 	<description>Global Keyboard / Mouse Hook for Java applications.</description>
 	<url>https://github.com/kristian/system-hook</url>