diff --git a/integration/arb-sepolia/eth_sendRawTransaction/test_01.json b/integration/arb-sepolia/eth_sendRawTransaction/test_01.json
index 17dcfeee..d4f5ac6f 100644
--- a/integration/arb-sepolia/eth_sendRawTransaction/test_01.json
+++ b/integration/arb-sepolia/eth_sendRawTransaction/test_01.json
@@ -12,7 +12,7 @@
       "jsonrpc": "2.0",
       "id": 1,
       "error": {
-        "code": -32000,
+        "code": -32602,
         "message": "rlp: value size exceeds available input length"
       }
     },
diff --git a/integration/mainnet/eth_sendRawTransaction/test_01.json b/integration/mainnet/eth_sendRawTransaction/test_01.json
index 07e56349..c70c5bdd 100644
--- a/integration/mainnet/eth_sendRawTransaction/test_01.json
+++ b/integration/mainnet/eth_sendRawTransaction/test_01.json
@@ -12,7 +12,7 @@
             "id":1,
             "jsonrpc":"2.0",
             "error":{
-                "code":-32000,
+                "code":-32602,
                 "message":"rlp: value size exceeds available input length"
             }
 
diff --git a/integration/mainnet/eth_sendRawTransaction/test_02.json b/integration/mainnet/eth_sendRawTransaction/test_02.json
index 375a2c49..9b487d79 100644
--- a/integration/mainnet/eth_sendRawTransaction/test_02.json
+++ b/integration/mainnet/eth_sendRawTransaction/test_02.json
@@ -12,7 +12,7 @@
             "id":1,
             "jsonrpc":"2.0",
             "error":{
-                "code":-32000,
+                "code":-32602,
                 "message":"rlp: value size exceeds available input length"
             }
         }
diff --git a/integration/mainnet/eth_sendRawTransaction/test_03.json b/integration/mainnet/eth_sendRawTransaction/test_03.json
index 8a25c09e..dc950a5f 100644
--- a/integration/mainnet/eth_sendRawTransaction/test_03.json
+++ b/integration/mainnet/eth_sendRawTransaction/test_03.json
@@ -12,7 +12,7 @@
             "id":1,
             "jsonrpc":"2.0",
             "error":{
-                "code":-32000,
+                "code":-32602,
                 "message":"rlp: value size exceeds available input length"
             }
         }