diff --git a/hardhat.config.ts b/hardhat.config.ts
index ebaafb94..e0407bec 100644
--- a/hardhat.config.ts
+++ b/hardhat.config.ts
@@ -205,55 +205,8 @@ const config: HardhatUserConfig = {
     },
   },
   etherscan: {
-    apiKey: {
-      bscmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      bsctestnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      sepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      ethereum: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opbnbtestnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opbnbmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      arbitrumsepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      arbitrumone: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opsepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      basesepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      basemainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      unichainsepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      unichainmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-    },
+    apiKey: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
     customChains: [
-      {
-        network: "bscmainnet",
-        chainId: 56,
-        urls: {
-          apiURL: "https://api.bscscan.com/api",
-          browserURL: "https://bscscan.com",
-        },
-      },
-      {
-        network: "bsctestnet",
-        chainId: 97,
-        urls: {
-          apiURL: "https://api-testnet.bscscan.com/api",
-          browserURL: "https://testnet.bscscan.com",
-        },
-      },
-      {
-        network: "sepolia",
-        chainId: 11155111,
-        urls: {
-          apiURL: "https://api-sepolia.etherscan.io/api",
-          browserURL: "https://sepolia.etherscan.io",
-        },
-      },
-      {
-        network: "ethereum",
-        chainId: 1,
-        urls: {
-          apiURL: "https://api.etherscan.io/api",
-          browserURL: "https://etherscan.io",
-        },
-      },
       {
         network: "opbnbtestnet",
         chainId: 5611,
@@ -270,22 +223,6 @@ const config: HardhatUserConfig = {
           browserURL: "https://opbnbscan.com/",
         },
       },
-      {
-        network: "arbitrumsepolia",
-        chainId: 421614,
-        urls: {
-          apiURL: `https://api-sepolia.arbiscan.io/api`,
-          browserURL: "https://sepolia.arbiscan.io/",
-        },
-      },
-      {
-        network: "arbitrumone",
-        chainId: 42161,
-        urls: {
-          apiURL: `https://api.arbiscan.io/api/`,
-          browserURL: "https://arbiscan.io/",
-        },
-      },
       {
         network: "opsepolia",
         chainId: 11155420,
@@ -294,30 +231,6 @@ const config: HardhatUserConfig = {
           browserURL: "https://sepolia-optimistic.etherscan.io/",
         },
       },
-      {
-        network: "opmainnet",
-        chainId: 10,
-        urls: {
-          apiURL: "https://api-optimistic.etherscan.io/api",
-          browserURL: "https://optimistic.etherscan.io/",
-        },
-      },
-      {
-        network: "basesepolia",
-        chainId: 84532,
-        urls: {
-          apiURL: "https://api-sepolia.basescan.org/api",
-          browserURL: "https://sepolia.basescan.org/",
-        },
-      },
-      {
-        network: "basemainnet",
-        chainId: 8453,
-        urls: {
-          apiURL: "https://api.basescan.org/api",
-          browserURL: "https://basescan.org/",
-        },
-      },
       {
         network: "unichainsepolia",
         chainId: 1301,
diff --git a/package.json b/package.json
index b4913783..8291147d 100644
--- a/package.json
+++ b/package.json
@@ -61,6 +61,7 @@
     "@matterlabs/hardhat-zksync-solc": "^1.2.1",
     "@matterlabs/hardhat-zksync-verify": "^1.8.0",
     "@nomicfoundation/hardhat-chai-matchers": "^1.0.4",
+    "@nomicfoundation/hardhat-verify": "^2.0.14",
     "@nomiclabs/hardhat-ethers": "^2.2.1",
     "@nomiclabs/hardhat-etherscan": "^3.1.0",
     "@openzeppelin/hardhat-upgrades": "^1.22.0",
diff --git a/yarn.lock b/yarn.lock
index 414a7486..9d5cdae0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1732,6 +1732,25 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@nomicfoundation/hardhat-verify@npm:^2.0.14":
+  version: 2.1.1
+  resolution: "@nomicfoundation/hardhat-verify@npm:2.1.1"
+  dependencies:
+    "@ethersproject/abi": ^5.1.2
+    "@ethersproject/address": ^5.0.2
+    cbor: ^8.1.0
+    debug: ^4.1.1
+    lodash.clonedeep: ^4.5.0
+    picocolors: ^1.1.0
+    semver: ^6.3.0
+    table: ^6.8.0
+    undici: ^5.14.0
+  peerDependencies:
+    hardhat: ^2.26.0
+  checksum: 11abc13105a85cfcedd6d6cd76c5fe57ab83543e6667e8006b7104cf10d97f05ed81d2a0ae8aa766e940346989b41983a0015805ac3d2f300255af05304ebe62
+  languageName: node
+  linkType: hard
+
 "@nomicfoundation/hardhat-verify@npm:^2.0.8":
   version: 2.0.9
   resolution: "@nomicfoundation/hardhat-verify@npm:2.0.9"
@@ -3974,7 +3993,29 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@venusprotocol/oracle@^2.7.0, @venusprotocol/oracle@workspace:.":
+"@venusprotocol/oracle@npm:^2.7.0":
+  version: 2.13.0
+  resolution: "@venusprotocol/oracle@npm:2.13.0"
+  dependencies:
+    "@chainlink/contracts": ^0.5.1
+    "@defi-wonderland/smock": 2.4.0
+    "@nomicfoundation/hardhat-network-helpers": ^1.0.8
+    "@openzeppelin/contracts": ^4.6.0
+    "@openzeppelin/contracts-upgradeable": ^4.7.3
+    "@venusprotocol/governance-contracts": ^2.9.0
+    "@venusprotocol/solidity-utilities": ^2.0.0
+    "@venusprotocol/venus-protocol": ^9.7.0
+    ethers: ^5.6.8
+    hardhat: 2.22.18
+    hardhat-deploy: ^0.12.4
+    module-alias: ^2.2.2
+    patch-package: ^8.0.0
+    solidity-docgen: ^0.6.0-beta.29
+  checksum: 55ac455e24b0ff32719c584683ed7066ec9fc1254036b86977cad4eb06cea9558ef109cedd9cdd48a793836ac3cc5852a7e137e5ce3e3fc8b9c3ea7b2783eb69
+  languageName: node
+  linkType: hard
+
+"@venusprotocol/oracle@workspace:.":
   version: 0.0.0-use.local
   resolution: "@venusprotocol/oracle@workspace:."
   dependencies:
@@ -3991,6 +4032,7 @@ __metadata:
     "@matterlabs/hardhat-zksync-verify": ^1.8.0
     "@nomicfoundation/hardhat-chai-matchers": ^1.0.4
     "@nomicfoundation/hardhat-network-helpers": ^1.0.8
+    "@nomicfoundation/hardhat-verify": ^2.0.14
     "@nomiclabs/hardhat-ethers": ^2.2.1
     "@nomiclabs/hardhat-etherscan": ^3.1.0
     "@openzeppelin/contracts": ^4.6.0