diff --git a/version.h b/version.h
index a958c68..542ba97 100644
--- a/version.h
+++ b/version.h
@@ -5,7 +5,7 @@
 #endif
 
 #ifndef VERSION
-#define VERSION "0.3.2"
+#define VERSION "0.4.0"
 #endif
 
 #ifndef GIT_REVISION