diff --git a/src/common/version.h b/src/common/version.h
index 0edf11cc9..fb3b4f50b 100644
--- a/src/common/version.h
+++ b/src/common/version.h
@@ -5,6 +5,6 @@
 #define VERSION_STR_POSTFIX ""
 #endif /* VERSION_STR_POSTFIX */
 
-#define VERSION_STR "2.1" VERSION_STR_POSTFIX
+#define VERSION_STR "2.2-devel" VERSION_STR_POSTFIX
 
 #endif /* VERSION_H */