diff --git a/README.md b/README.md
index 221f2ee..5142f4c 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Include this dependency in your POM. Be sure to check for the latest version in
     <dependency>
         <groupId>org.ahocorasick</groupId>
         <artifactId>ahocorasick</artifactId>
-        <version>0.3.1</version>
+        <version>0.4.0</version>
     </dependency>
 ```
 
diff --git a/pom.xml b/pom.xml
index d103c23..ff75d41 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>org.ahocorasick</groupId>
     <artifactId>ahocorasick</artifactId>
-    <version>0.3.2-SNAPSHOT</version>
+    <version>0.4.0</version>
     <packaging>jar</packaging>
     <name>Aho-CoraSick algorithm for efficient string matching</name>
     <description>Java library for efficient string matching against a large set of keywords</description>