--- a/CheckstylePlugin/META-INF/MANIFEST.MF
+++ b/CheckstylePlugin/META-INF/MANIFEST.MF
@@ -1,7 +1,7 @@
 Manifest-Version: 1.0
 Bundle-Name: Checkstyle Plug-in
 Bundle-SymbolicName: com.atlassw.tools.eclipse.checkstyle; singleton=true
-Bundle-Version: 3.4.0.1-beta
+Bundle-Version: 4.0.0-alpha
 Bundle-ClassPath: CheckstylePlugin.jar,checkstyle-all-3.5.jar,checkstyle-optional-3.5.jar
 Bundle-Activator: com.atlassw.tools.eclipse.checkstyle.CheckstylePlugin
 Bundle-Vendor: David Schneider