diff --git a/x/protocol/types/params.go b/x/protocol/types/params.go
index 8bc3d59de5..d705ac0288 100644
--- a/x/protocol/types/params.go
+++ b/x/protocol/types/params.go
@@ -12,7 +12,7 @@ import (
 var _ paramtypes.ParamSet = (*Params)(nil)
 
 const (
-	TARGET_VERSION = "5.2.0"
+	TARGET_VERSION = "5.2.1"
 	MIN_VERSION    = "4.2.1"
 )