diff --git a/packages/hardhat/package.json b/packages/hardhat/package.json
index 66d84592..c81c0eaa 100644
--- a/packages/hardhat/package.json
+++ b/packages/hardhat/package.json
@@ -13,7 +13,7 @@
   "dependencies": {
     "@nomiclabs/hardhat-ethers": "npm:hardhat-deploy-ethers",
     "@nomiclabs/hardhat-waffle": "^2.0.0",
-    "@openzeppelin/contracts": "^4.3.2",
+    "@openzeppelin/contracts": "^4.9.1",
     "@tenderly/hardhat-tenderly": "^1.0.10",
     "@nomiclabs/hardhat-etherscan": "^2.1.7",
     "chai": "^4.2.0",
diff --git a/yarn.lock b/yarn.lock
index b1ceaba5..59ca0d16 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2500,10 +2500,10 @@
     mkdirp "^1.0.4"
     rimraf "^3.0.2"
 
-"@openzeppelin/contracts@^4.3.2":
-  version "4.3.2"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.3.2.tgz#ff80affd6d352dbe1bbc5b4e1833c41afd6283b6"
-  integrity sha512-AybF1cesONZStg5kWf6ao9OlqTZuPqddvprc0ky7lrUVOjXeKpmQ2Y9FK+6ygxasb+4aic4O5pneFBfwVsRRRg==
+"@openzeppelin/contracts@^4.9.1":
+  version "4.9.1"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.9.1.tgz#afa804d2c68398704b0175acc94d91a54f203645"
+  integrity sha512-aLDTLu/If1qYIFW5g4ZibuQaUsFGWQPBq1mZKp/txaebUnGHDmmiBhRLY1tDNedN0m+fJtKZ1zAODS9Yk+V6uA==
 
 "@pmmmwh/react-refresh-webpack-plugin@0.4.2":
   version "0.4.2"