diff --git a/truffle/package-lock.json b/truffle/package-lock.json
index d0e741c..b475f12 100644
--- a/truffle/package-lock.json
+++ b/truffle/package-lock.json
@@ -2895,9 +2895,9 @@
       }
     },
     "@openzeppelin/contracts": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.2.0.tgz",
-      "integrity": "sha512-LD4NnkKpHHSMo5z9MvFsG4g1xxZUDqV3A3Futu3nvyfs4wPwXxqOgMaxOoa2PeyGL2VNeSlbxT54enbQzGcgJQ=="
+      "version": "4.8.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
+      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg=="
     },
     "@protobufjs/aspromise": {
       "version": "1.1.2",
diff --git a/truffle/package.json b/truffle/package.json
index ab2df53..be40995 100644
--- a/truffle/package.json
+++ b/truffle/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@openzeppelin/contracts": "^4.2.0",
+    "@openzeppelin/contracts": "^4.8.3",
     "@truffle/hdwallet-provider": "^1.4.1",
     "dotenv": "^10.0.0",
     "truffle": "^5.4.0"