diff --git a/apps/contracts/package.json b/apps/contracts/package.json
index 9c6cefd..9f1141f 100644
--- a/apps/contracts/package.json
+++ b/apps/contracts/package.json
@@ -53,6 +53,6 @@
     "typescript": "^4.5.3"
   },
   "dependencies": {
-    "@openzeppelin/contracts": "^4.4.1"
+    "@openzeppelin/contracts": "^4.7.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 9fab8e5..2acf479 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -891,10 +891,10 @@
     "@types/sinon-chai" "^3.2.3"
     "@types/web3" "1.0.19"
 
-"@openzeppelin/contracts@^4.4.1":
-  version "4.4.2"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.4.2.tgz#4e889c9c66e736f7de189a53f8ba5b8d789425c2"
-  integrity sha512-NyJV7sJgoGYqbtNUWgzzOGW4T6rR19FmX1IJgXGdapGPWsuMelGJn9h03nos0iqfforCbCB0iYIR0MtIuIFLLw==
+"@openzeppelin/contracts@^4.7.1":
+  version "4.7.1"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.7.1.tgz#33d0a857b76b18d313e6bb6ed28cdaf367e90cfe"
+  integrity sha512-UXmAjKARsXORHlHZu5GCD7ZbRKm6nU8UHnbuT/QJJa2JEOEcbvV/X8w/sUk62Sl9VZuuljM1akrZLyAtzUgsxw==
 
 "@popperjs/core@^2.10.1", "@popperjs/core@^2.11.2":
   version "2.11.2"