diff --git a/module/x/gravity/keeper/genesis.go b/module/x/gravity/keeper/genesis.go
index b4e97d5db..f59ff7e7d 100644
--- a/module/x/gravity/keeper/genesis.go
+++ b/module/x/gravity/keeper/genesis.go
@@ -173,6 +173,12 @@ func InitGenesis(ctx sdk.Context, k Keeper, data types.GenesisState) {
 		k.SetStaticValCosmosAddr(ctx, cosmosAddr)
 	}
 
+	var bridgeContractAddress string
+	k.paramSpace.Get(ctx, types.ParamsStoreKeyBridgeContractAddress, &bridgeContractAddress)
+	if bridgeContractAddress == "" {
+		k.paramSpace.Set(ctx, types.ParamsStoreKeyBridgeContractAddress, types.ZeroAddressString)
+	}
+
 }
 
 // ExportGenesis exports all the state needed to restart the chain
diff --git a/module/x/gravity/types/genesis.go b/module/x/gravity/types/genesis.go
index 5e8fd028f..d5dc9b58e 100644
--- a/module/x/gravity/types/genesis.go
+++ b/module/x/gravity/types/genesis.go
@@ -123,7 +123,7 @@ func DefaultParams() *Params {
 	return &Params{
 		GravityId:                    "defaultgravityid",
 		ContractSourceHash:           "",
-		BridgeEthereumAddress:        "0x0000000000000000000000000000000000000000",
+		BridgeEthereumAddress:        ZeroAddressString,
 		BridgeChainId:                0,
 		SignedValsetsWindow:          10000,
 		SignedBatchesWindow:          10000,
diff --git a/module/x/gravity/types/msgs.go b/module/x/gravity/types/msgs.go
index 39a02a24e..0c8818620 100644
--- a/module/x/gravity/types/msgs.go
+++ b/module/x/gravity/types/msgs.go
@@ -151,7 +151,7 @@ func (msg MsgSendToEth) ValidateBasic() error {
 	if !msg.BridgeFee.IsValid() {
 		return sdkerrors.Wrap(sdkerrors.ErrInvalidCoins, "fee")
 	}
-	if msg.EthDest == "0x0000000000000000000000000000000000000000" {
+	if msg.EthDest == ZeroAddressString {
 		return sdkerrors.Wrap(fmt.Errorf("sending to 0th address"), "ethereum address")
 	}
 	if err := ValidateEthAddress(msg.EthDest); err != nil {