diff --git a/x/protocol/types/params.go b/x/protocol/types/params.go
index cc76214289..3e5d46972c 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 = "4.2.1"
+	TARGET_VERSION = "4.2.2"
 	MIN_VERSION    = "3.1.0"
 )