diff --git a/app/app.go b/app/app.go
index ab8ca01d..b6b53134 100644
--- a/app/app.go
+++ b/app/app.go
@@ -62,7 +62,6 @@ import (
 
 	// v9 had been used by tax2gas and has to be skipped
 	v10_1 "github.com/classic-terra/core/v3/app/upgrades/v10_1"
-	v11 "github.com/classic-terra/core/v3/app/upgrades/v11"
 	v11_1 "github.com/classic-terra/core/v3/app/upgrades/v11_1"
 
 	customante "github.com/classic-terra/core/v3/custom/auth/ante"
@@ -98,7 +97,6 @@ var (
 		v8_2.Upgrade,
 		v8_3.Upgrade,
 		v10_1.Upgrade,
-		v11.Upgrade,
 		v11_1.Upgrade,
 	}
 
diff --git a/app/upgrades/v11/constants.go b/app/upgrades/v11/constants.go
deleted file mode 100644
index 1123e26b..00000000
--- a/app/upgrades/v11/constants.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package v11
-
-import (
-	"github.com/classic-terra/core/v3/app/upgrades"
-)
-
-const UpgradeName = "v11"
-
-var Upgrade = upgrades.Upgrade{
-	UpgradeName:          UpgradeName,
-	CreateUpgradeHandler: CreateV11UpgradeHandler,
-}
diff --git a/app/upgrades/v11/upgrades.go b/app/upgrades/v11/upgrades.go
deleted file mode 100644
index c9926a39..00000000
--- a/app/upgrades/v11/upgrades.go
+++ /dev/null
@@ -1,20 +0,0 @@
-package v11
-
-import (
-	"github.com/classic-terra/core/v3/app/keepers"
-	"github.com/classic-terra/core/v3/app/upgrades"
-	sdk "github.com/cosmos/cosmos-sdk/types"
-	"github.com/cosmos/cosmos-sdk/types/module"
-	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
-)
-
-func CreateV11UpgradeHandler(
-	mm *module.Manager,
-	cfg module.Configurator,
-	_ upgrades.BaseAppParamManager,
-	keepers *keepers.AppKeepers,
-) upgradetypes.UpgradeHandler {
-	return func(ctx sdk.Context, _ upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
-		return mm.RunMigrations(ctx, cfg, fromVM)
-	}
-}
diff --git a/scripts/upgrade-test.sh b/scripts/upgrade-test.sh
index 734678a5..6600b81d 100755
--- a/scripts/upgrade-test.sh
+++ b/scripts/upgrade-test.sh
@@ -10,7 +10,7 @@ HOME=mytestnet
 ROOT=$(pwd)
 DENOM=uluna
 CHAIN_ID=localterra
-SOFTWARE_UPGRADE_NAME="v11"
+SOFTWARE_UPGRADE_NAME="v11_1"
 ADDITIONAL_PRE_SCRIPTS=${ADDITIONAL_PRE_SCRIPTS:-""}
 ADDITIONAL_AFTER_SCRIPTS=${ADDITIONAL_AFTER_SCRIPTS:-""}
 GAS_PRICE=${GAS_PRICE:-"30uluna"}