diff --git a/core/core.go b/core/core.go
index d7555674..03d00191 100644
--- a/core/core.go
+++ b/core/core.go
@@ -18,8 +18,8 @@ import (
 
 var (
 	Version_x byte = 25
-	Version_y byte = 4
-	Version_z byte = 30
+	Version_y byte = 5
+	Version_z byte = 16
 )
 
 var (