diff --git a/core.go b/core.go
index f8dcccc56d4..b3f4b051766 100644
--- a/core.go
+++ b/core.go
@@ -18,7 +18,7 @@ import (
 )
 
 var (
-	version  = "4.31.0"
+	version  = "4.31.1"
 	build    = "Custom"
 	codename = "V2Fly, a community-driven edition of V2Ray."
 	intro    = "A unified platform for anti-censorship."