diff --git a/pom.xml b/pom.xml
index 368bba44..d4a5e131 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.constantcontact</groupId>
     <artifactId>constantcontact</artifactId>
-    <version>3.1.0</version>
+    <version>4.0.0</version>
     <dependencies>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>