diff --git a/package.json b/package.json
index 2fffc02..5f89da8 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "@nomicfoundation/hardhat-chai-matchers": "^1.0.6",
     "@nomicfoundation/hardhat-network-helpers": "^1.0.8",
     "@nomicfoundation/hardhat-toolbox": "^2.0.2",
-    "@openzeppelin/contracts": "^4.8.2",
+    "@openzeppelin/contracts": "^4.9.1",
     "@openzeppelin/contracts-upgradeable": "^4.8.2",
     "@openzeppelin/hardhat-upgrades": "^1.22.1",
     "@typechain/ethers-v5": "^10.1.0",
diff --git a/yarn.lock b/yarn.lock
index eb28970..b24f567 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -755,10 +755,10 @@
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.8.2.tgz#edef522bdbc46d478481391553bababdd2199e27"
   integrity sha512-zIggnBwemUmmt9IS73qxi+tumALxCY4QEs3zLCII78k0Gfse2hAOdAkuAeLUzvWUpneMUfFE5sGHzEUSTvn4Ag==
 
-"@openzeppelin/contracts@^4.8.2":
-  version "4.8.2"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.8.2.tgz#d815ade0027b50beb9bcca67143c6bcc3e3923d6"
-  integrity sha512-kEUOgPQszC0fSYWpbh2kT94ltOJwj1qfT2DWo+zVttmGmf97JZ99LspePNaeeaLhCImaHVeBbjaQFZQn7+Zc5g==
+"@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==
 
 "@openzeppelin/hardhat-upgrades@^1.22.1":
   version "1.22.1"