diff --git a/src/ndppd.h b/src/ndppd.h
index 7c1a29e..b0ff071 100644
--- a/src/ndppd.h
+++ b/src/ndppd.h
@@ -21,7 +21,7 @@
 #define __NDPPD_NS_BEGIN   namespace ndppd {
 #define __NDPPD_NS_END     }
 
-#define NDPPD_VERSION "0.2-beta"
+#define NDPPD_VERSION "0.2.1~rc1"
 
 #include <assert.h>