diff --git a/app/app.go b/app/app.go
index 73a944da7..823d41c85 100644
--- a/app/app.go
+++ b/app/app.go
@@ -55,6 +55,7 @@ import (
 	v7 "github.com/classic-terra/core/v3/app/upgrades/v7"
 	v7_1 "github.com/classic-terra/core/v3/app/upgrades/v7_1"
 	v8 "github.com/classic-terra/core/v3/app/upgrades/v8"
+	v8_1 "github.com/classic-terra/core/v3/app/upgrades/v8_1"
 
 	customante "github.com/classic-terra/core/v3/custom/auth/ante"
 	custompost "github.com/classic-terra/core/v3/custom/auth/post"
@@ -75,7 +76,18 @@ var (
 	DefaultNodeHome string
 
 	// Upgrades defines upgrades to be applied to the network
-	Upgrades = []upgrades.Upgrade{v2.Upgrade, v3.Upgrade, v4.Upgrade, v5.Upgrade, v6.Upgrade, v6_1.Upgrade, v7.Upgrade, v7_1.Upgrade, v8.Upgrade}
+	Upgrades = []upgrades.Upgrade{
+		v2.Upgrade,
+		v3.Upgrade,
+		v4.Upgrade,
+		v5.Upgrade,
+		v6.Upgrade,
+		v6_1.Upgrade,
+		v7.Upgrade,
+		v7_1.Upgrade,
+		v8.Upgrade,
+		v8_1.Upgrade,
+	}
 
 	// Forks defines forks to be applied to the network
 	Forks = []upgrades.Fork{}
diff --git a/app/upgrades/v8_1/constants.go b/app/upgrades/v8_1/constants.go
new file mode 100644
index 000000000..7dccc2a08
--- /dev/null
+++ b/app/upgrades/v8_1/constants.go
@@ -0,0 +1,21 @@
+package v8_1
+
+import (
+	"github.com/classic-terra/core/v3/app/upgrades"
+	store "github.com/cosmos/cosmos-sdk/store/types"
+	consensustypes "github.com/cosmos/cosmos-sdk/x/consensus/types"
+	crisistpyes "github.com/cosmos/cosmos-sdk/x/crisis/types"
+)
+
+const UpgradeName = "v8_1"
+
+var Upgrade = upgrades.Upgrade{
+	UpgradeName:          UpgradeName,
+	CreateUpgradeHandler: CreateV81UpgradeHandler,
+	StoreUpgrades: store.StoreUpgrades{
+		Added: []string{
+			consensustypes.ModuleName,
+			crisistpyes.ModuleName,
+		},
+	},
+}
diff --git a/app/upgrades/v8_1/upgrades.go b/app/upgrades/v8_1/upgrades.go
new file mode 100644
index 000000000..079017625
--- /dev/null
+++ b/app/upgrades/v8_1/upgrades.go
@@ -0,0 +1,25 @@
+package v8_1
+
+import (
+	"github.com/classic-terra/core/v3/app/keepers"
+	"github.com/classic-terra/core/v3/app/upgrades"
+	treasurykeeper "github.com/classic-terra/core/v3/x/treasury/keeper"
+	treasurytypes "github.com/classic-terra/core/v3/x/treasury/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
+	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
+)
+
+func CreateV81UpgradeHandler(
+	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) {
+
+		// set default oracle split
+		mm.Modules[treasurytypes.ModuleName].(*treasurykeeper.Keeper).SetOracleSplit(ctx, treasurytypes.DefaultOracleSplit)
+		return mm.RunMigrations(ctx, cfg, fromVM)
+	}
+}