diff --git a/core/core.go b/core/core.go
index db5d4afbb..d6d1e8f3d 100644
--- a/core/core.go
+++ b/core/core.go
@@ -19,8 +19,8 @@ import (
 
 var (
 	Version_x byte = 26
-	Version_y byte = 7
-	Version_z byte = 28
+	Version_y byte = 9
+	Version_z byte = 8
 )
 
 var (