diff --git a/examples/oft/package.json b/examples/oft/package.json
index 815ed0062..2fa4d8684 100644
--- a/examples/oft/package.json
+++ b/examples/oft/package.json
@@ -18,7 +18,7 @@
     "@layerzerolabs/solhint-config": "^1.5.58",
     "@nomiclabs/hardhat-ethers": "^2.2.3",
     "@rushstack/eslint-patch": "^1.5.1",
-    "hardhat": "^2.19.0",
+    "hardhat": "^2.9.9",
     "hardhat-contract-sizer": "^2.10.0",
     "hardhat-deploy": "^0.11.43",
     "hardhat-deploy-ethers": "^0.4.1",
diff --git a/packages/ua-utils-evm-hardhat/package.json b/packages/ua-utils-evm-hardhat/package.json
index b0fa28314..dc6491685 100644
--- a/packages/ua-utils-evm-hardhat/package.json
+++ b/packages/ua-utils-evm-hardhat/package.json
@@ -59,7 +59,7 @@
         "@layerzerolabs/lz-definitions": "~1.5.58",
         "@nomiclabs/hardhat-ethers": "^2.2.3",
         "ethers": "^5.5.2",
-        "hardhat": "~2.12.5",
+        "hardhat": "^2.9.9",
         "hardhat-deploy": "^0.11.22"
     }
 }
diff --git a/yarn.lock b/yarn.lock
index 087207d4a..64877e50b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6073,60 +6073,6 @@ hardhat-deploy@^0.11.22, hardhat-deploy@^0.11.43:
     qs "^6.9.4"
     zksync-web3 "^0.14.3"
 
-hardhat@^2.19.0:
-  version "2.19.1"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.19.1.tgz#5e09e8070ecfc6109ba9d3a4a117ec2b0643032a"
-  integrity sha512-bsWa63g1GB78ZyMN08WLhFElLPA+J+pShuKD1BFO2+88g3l+BL3R07vj9deIi9dMbssxgE714Gof1dBEDGqnCw==
-  dependencies:
-    "@ethersproject/abi" "^5.1.2"
-    "@metamask/eth-sig-util" "^4.0.0"
-    "@nomicfoundation/ethereumjs-block" "5.0.2"
-    "@nomicfoundation/ethereumjs-blockchain" "7.0.2"
-    "@nomicfoundation/ethereumjs-common" "4.0.2"
-    "@nomicfoundation/ethereumjs-evm" "2.0.2"
-    "@nomicfoundation/ethereumjs-rlp" "5.0.2"
-    "@nomicfoundation/ethereumjs-statemanager" "2.0.2"
-    "@nomicfoundation/ethereumjs-trie" "6.0.2"
-    "@nomicfoundation/ethereumjs-tx" "5.0.2"
-    "@nomicfoundation/ethereumjs-util" "9.0.2"
-    "@nomicfoundation/ethereumjs-vm" "7.0.2"
-    "@nomicfoundation/solidity-analyzer" "^0.1.0"
-    "@sentry/node" "^5.18.1"
-    "@types/bn.js" "^5.1.0"
-    "@types/lru-cache" "^5.1.0"
-    adm-zip "^0.4.16"
-    aggregate-error "^3.0.0"
-    ansi-escapes "^4.3.0"
-    chalk "^2.4.2"
-    chokidar "^3.4.0"
-    ci-info "^2.0.0"
-    debug "^4.1.1"
-    enquirer "^2.3.0"
-    env-paths "^2.2.0"
-    ethereum-cryptography "^1.0.3"
-    ethereumjs-abi "^0.6.8"
-    find-up "^2.1.0"
-    fp-ts "1.19.3"
-    fs-extra "^7.0.1"
-    glob "7.2.0"
-    immutable "^4.0.0-rc.12"
-    io-ts "1.10.4"
-    keccak "^3.0.2"
-    lodash "^4.17.11"
-    mnemonist "^0.38.0"
-    mocha "^10.0.0"
-    p-map "^4.0.0"
-    raw-body "^2.4.1"
-    resolve "1.17.0"
-    semver "^6.3.0"
-    solc "0.7.3"
-    source-map-support "^0.5.13"
-    stacktrace-parser "^0.1.10"
-    tsort "0.0.1"
-    undici "^5.14.0"
-    uuid "^8.3.2"
-    ws "^7.4.6"
-
 hardhat@^2.9.9:
   version "2.19.0"
   resolved "https://registry.npmjs.org/hardhat/-/hardhat-2.19.0.tgz"