diff --git a/config/config.testnet.json b/config/config.testnet.json
index abebc16..653e19b 100644
--- a/config/config.testnet.json
+++ b/config/config.testnet.json
@@ -71,7 +71,7 @@
     },
     "ethereum": {
       "disabled": false,
-      "chainId": "0x5",
+      "chainId": "0xaa36a7",
       "rpcUrl": "",
       "blockTime": 15,
       "safeBlockRange": 8,
@@ -87,11 +87,11 @@
       "fromHeight": 12522064,
       "processWithinBlocks": 198720,
       "contracts": {
-        "Gateway": "0x9e359F42cDDc84A386a2Ef1D9Ae06623f3970D1D"
+        "Gateway": "0x06855f31df1d3d25ce486cf09db49bda535d2a9e"
       },
       "subscriptions": {
         "DepositRequestedSubscription": {
-          "to": "0x9e359F42cDDc84A386a2Ef1D9Ae06623f3970D1D",
+          "to": "0x06855f31df1d3d25ce486cf09db49bda535d2a9e",
           "type": 1,
           "handler": {
             "contract": "EthereumGateway",
@@ -102,7 +102,7 @@
           }
         },
         "WithdrewSubscription": {
-          "to": "0x9e359F42cDDc84A386a2Ef1D9Ae06623f3970D1D",
+          "to": "0x06855f31df1d3d25ce486cf09db49bda535d2a9e",
           "type": 1,
           "handler": {
             "contract": "EthereumGateway",
diff --git a/config/config.testnet.yaml b/config/config.testnet.yaml
index ecb3006..7d539a4 100644
--- a/config/config.testnet.yaml
+++ b/config/config.testnet.yaml
@@ -53,7 +53,7 @@ listeners:
           Ronin: "ProvideReceiptSignatureAgainCallback"
   ethereum:
     disabled: false
-    chainId: "0x5"
+    chainId: "0xaa36a7"
     rpcUrl: ""
     blockTime: 15
     safeBlockRange: 8
@@ -66,10 +66,10 @@ listeners:
     fromHeight: 12522064
     processWithinBlocks: 198720
     contracts:
-      Gateway: "0x9e359F42cDDc84A386a2Ef1D9Ae06623f3970D1D"
+      Gateway: "0x06855f31df1d3d25ce486cf09db49bda535d2a9e"
     subscriptions:
       DepositRequestedSubscription:
-        to: "0x9e359F42cDDc84A386a2Ef1D9Ae06623f3970D1D"
+        to: "0x06855f31df1d3d25ce486cf09db49bda535d2a9e"
         type: 1
         handler:
           contract: "EthereumGateway"
@@ -77,7 +77,7 @@ listeners:
         callbacks:
           Ronin: "DepositRequestedCallback"
       WithdrewSubscription:
-        to: "0x9e359F42cDDc84A386a2Ef1D9Ae06623f3970D1D"
+        to: "0x06855f31df1d3d25ce486cf09db49bda535d2a9e"
         type: 1
         handler:
           contract: "EthereumGateway"