diff --git a/contracts/integration-test/ZkEvmVerifierV1.spec.ts b/contracts/integration-test/ZkEvmVerifierV1.spec.ts
index 4258ac456..d070b62e6 100644
--- a/contracts/integration-test/ZkEvmVerifierV1.spec.ts
+++ b/contracts/integration-test/ZkEvmVerifierV1.spec.ts
@@ -15,7 +15,7 @@ describe("ZkEvmVerifierV1", async () => {
   beforeEach(async () => {
     [deployer] = await ethers.getSigners();
 
-    const bytecode = hexlify(fs.readFileSync("./src/libraries/verifier/plonk-verifier/plonk_verifier_0.5.1.bin"));
+    const bytecode = hexlify(fs.readFileSync("./src/libraries/verifier/plonk-verifier/plonk_verifier_0.9.8.bin"));
     const tx = await deployer.sendTransaction({ data: bytecode });
     const receipt = await tx.wait();
 
@@ -25,47 +25,15 @@ describe("ZkEvmVerifierV1", async () => {
   });
 
   it("should succeed", async () => {
-    const proof = hexlify(fs.readFileSync("./integration-test/testdata/plonk_verifier_0.5.1_proof.data"));
-    const instances = fs.readFileSync("./integration-test/testdata/plonk_verifier_0.5.1_pi.data");
+    const proof = hexlify(fs.readFileSync("./integration-test/testdata/plonk_verifier_0.9.8_proof.data"));
+    const instances = fs.readFileSync("./integration-test/testdata/plonk_verifier_0.9.8_pi.data");
 
     const publicInputHash = new Uint8Array(32);
     for (let i = 0; i < 32; i++) {
       publicInputHash[i] = instances[i * 32 + 31];
     }
 
-    // chunk1: https://github.com/scroll-tech/test-traces/blob/674ad743beab04b57da369fa5958fb6824155bfe/erc20/1_transfer.json
-    // 0000000000000005 blockNumber
-    // 0000000064c3ca7c timestamp
-    // 0000000000000000000000000000000000000000000000000000000000000000 baseFee
-    // 00000000007a1200 gasLimit
-    // 0001 numTransactions
-    // 8da3fedb103b6da8ccc2514094336d1a76df166238f4d8e8558fbe54cce2516a tx hash 0
-    // chunk2: https://github.com/scroll-tech/test-traces/blob/674ad743beab04b57da369fa5958fb6824155bfe/erc20/10_transfer.json
-    // 0000000000000006 blockNumber
-    // 0000000064c3ca7f timestamp
-    // 0000000000000000000000000000000000000000000000000000000000000000 baseFee
-    // 00000000007a1200 gasLimit
-    // 000a numTransactions
-    // 419164c1a7213e4e52f8578463c47a01549f69a7ff220d93221ce02909f5b919 tx hash 0
-    // 6c1b03d1a9b5156e189ad2e7ba73ba71d9a83b24f9830f38dd7a597fe1e67167 tx hash 1
-    // 94f981938d02b2c1d91ff370b3ed759dadc617c7347cd4b8552b275edbffd767 tx hash 2
-    // bfe98147fc808a916bdff90e838e77609fd59634787443f6fc58f9a371790d09 tx hash 3
-    // beb9dd0259e7c4f0a8d5ac3ba6aa3940c3e53947395f64e8ee88c7067c6d210e tx hash 4
-    // 208c6c767356552ad8085fa77a99d9154e0c8cf8777e329cb76bcbc969d21fca tx hash 5
-    // 37c8969833fbc6cbb88a63ccef324d7b42d0607ac0094f14e1f6d4e50f84d87f tx hash 6
-    // 088c5ad45a990694ac783207fe6bda9bf97da40e1f3eb468c73941d51b99932c tx hash 7
-    // c3d8ddbdfc67877a253255b9357aabfd062ce80d39eba67547f964c288660065 tx hash 8
-    // ff26ca52c02b97b1a6677263d5d6dec0321fb7b49be44ae0a66ba5482b1180b4 tx hash 9
-    // => chunk 0 data hash: 9390886a7d22aa43aae87e62a350c904fabc5db4487d9b25bdca446ba7ed15a1
-    // => chunk 1 data hash: a8846bf9bc53f30a391ae452b5fd456cb86a99ab7bd2e1e47898ffbe3509e8eb
-    // => batch data hash: ee64d77c2f2e0b2c4ac952a0f54fdba4a217c42eb26a07b28de9fbc7b009acae
-    // 000000000000cf55 layer2ChainId
-    // 02040e949809e8d2e56d35b4dfb876e08ee7b4608d22f23f52052425857c31ba prevStateRoot
-    // 1532cdb7732da0a4ca3044914c6959b7e2b7ba4e913a9f5f0b55051e467412d9 postStateRoot
-    // 0000000000000000000000000000000000000000000000000000000000000000 withdrawRoot
-    // ee64d77c2f2e0b2c4ac952a0f54fdba4a217c42eb26a07b28de9fbc7b009acae batchDataHash
-    // public input hash: 9ea439164727042e029464a40901e52800095c1ade301b63b4b7453880f5723e
-    expect(hexlify(publicInputHash)).to.eq("0x9ea439164727042e029464a40901e52800095c1ade301b63b4b7453880f5723e");
+    expect(hexlify(publicInputHash)).to.eq("0x31b430667bc9e8a8b7eda5e5c76f2250c64023f5f8e0689ac9f4e53f5362da66");
 
     // verify ok
     await zkEvmVerifier.verify(proof, publicInputHash);
diff --git a/contracts/integration-test/testdata/plonk_verifier_0.5.1_pi.data b/contracts/integration-test/testdata/plonk_verifier_0.5.1_pi.data
deleted file mode 100644
index 291141489..000000000
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diff --git a/contracts/integration-test/testdata/plonk_verifier_0.5.1_proof.data b/contracts/integration-test/testdata/plonk_verifier_0.5.1_proof.data
deleted file mode 100644
index ceb410824..000000000
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diff --git a/contracts/integration-test/testdata/plonk_verifier_0.9.8_pi.data b/contracts/integration-test/testdata/plonk_verifier_0.9.8_pi.data
new file mode 100644
index 000000000..c941d525b
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diff --git a/contracts/integration-test/testdata/plonk_verifier_0.9.8_proof.data b/contracts/integration-test/testdata/plonk_verifier_0.9.8_proof.data
new file mode 100644
index 000000000..fba7545ce
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diff --git a/contracts/src/libraries/verifier/plonk-verifier/plonk_verifier_0.5.1.bin b/contracts/src/libraries/verifier/plonk-verifier/plonk_verifier_0.5.1.bin
deleted file mode 100644
index a5dd9fb07..000000000
Binary files a/contracts/src/libraries/verifier/plonk-verifier/plonk_verifier_0.5.1.bin and /dev/null differ
diff --git a/contracts/src/libraries/verifier/plonk-verifier/plonk_verifier_0.9.8.bin b/contracts/src/libraries/verifier/plonk-verifier/plonk_verifier_0.9.8.bin
new file mode 100644
index 000000000..6b38f5da8
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