diff --git a/core.go b/core.go
index 6516e65ef..1c4e9edb0 100755
--- a/core.go
+++ b/core.go
@@ -17,7 +17,7 @@ import (
 )
 
 const (
-	version  = "4.1"
+	version  = "4.2"
 	build    = "Custom"
 	codename = "Po"
 	intro    = "A unified platform for anti-censorship."