diff --git a/app/upgrades/v300/constants.go b/app/upgrades/v300/constants.go
index a97a83207..7a2e5c3dc 100644
--- a/app/upgrades/v300/constants.go
+++ b/app/upgrades/v300/constants.go
@@ -19,5 +19,8 @@ var (
 	// BeaconContractAddress is the address of the beacon contract
 	BeaconContractAddress = ""
 
+	// MinDepositRatio is the minimum deposit ratio
+	MinDepositRatio = sdk.MustNewDecFromStr("0.01")
+
 	allowMessages = []string{"*"}
 )
diff --git a/app/upgrades/v300/upgrades.go b/app/upgrades/v300/upgrades.go
index b4d559ded..2fff77d5f 100644
--- a/app/upgrades/v300/upgrades.go
+++ b/app/upgrades/v300/upgrades.go
@@ -84,3 +84,11 @@ func mergeToken(ctx sdk.Context, box upgrades.Toolbox) error {
 	params.Beacon = BeaconContractAddress
 	return box.TokenKeeper.SetParams(ctx, params)
 }
+
+func mergeGov(ctx sdk.Context, box upgrades.Toolbox) error {
+	ctx.Logger().Info("start to run gov module migrations...")
+
+	params := box.GovKeeper.GetParams(ctx)
+	params.MinDepositRatio = MinDepositRatio.String()
+	return box.GovKeeper.SetParams(ctx, params)
+}