diff --git a/app/upgrade.go b/app/upgrade.go
index c1da92ef..dd433f2a 100644
--- a/app/upgrade.go
+++ b/app/upgrade.go
@@ -12,7 +12,7 @@ import (
 	vmtypes "github.com/initia-labs/movevm/types"
 )
 
-const upgradeName = "0.5.5"
+const upgradeName = "0.5.6"
 
 // RegisterUpgradeHandlers returns upgrade handlers
 func (app *InitiaApp) RegisterUpgradeHandlers(cfg module.Configurator) {