diff --git a/package-lock.json b/package-lock.json
index a9ab882..e1fa281 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "UNLICENSED",
       "dependencies": {
-        "@openzeppelin/contracts": "^4.8.3",
+        "@openzeppelin/contracts": "^4.9.6",
         "@poanet/solidity-flattener": "^3.0.7",
         "@primitivefi/hardhat-dodoc": "^0.2.3"
       },
@@ -2004,9 +2004,10 @@
       }
     },
     "node_modules/@openzeppelin/contracts": {
-      "version": "4.8.3",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
-      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg=="
+      "version": "4.9.6",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.9.6.tgz",
+      "integrity": "sha512-xSmezSupL+y9VkHZJGDoCBpmnB2ogM13ccaYDWqJTfS3dbuHkgjuwDFUmaFauBCboQMGB/S5UqUl2y54X99BmA==",
+      "license": "MIT"
     },
     "node_modules/@pkgjs/parseargs": {
       "version": "0.11.0",
diff --git a/package.json b/package.json
index a3eab54..3519c50 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "web3": "^1.6.1"
   },
   "dependencies": {
-    "@openzeppelin/contracts": "^4.8.3",
+    "@openzeppelin/contracts": "^4.9.6",
     "@poanet/solidity-flattener": "^3.0.7",
     "@primitivefi/hardhat-dodoc": "^0.2.3"
   }