diff --git a/yarn.lock b/yarn.lock
index c2f2aa3..94dd277 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -561,9 +561,9 @@
     "@types/web3" "1.0.19"
 
 "@openzeppelin/contracts@^4.3.0":
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.3.0.tgz#345236d4ec73ef381ab4907c6ef66fd55e5dedad"
-  integrity sha512-+uBDl/TrmR0Kch6mq3tuxMex/fK7huR6+fQMae+zJk1K5T+dp0pFl12Hbc+1L6oYMXoyDSBJ8zqhRIntrREDFA==
+  version "4.8.3"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.8.3.tgz#cbef3146bfc570849405f59cba18235da95a252a"
+  integrity sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg==
 
 "@resolver-engine/core@^0.3.3":
   version "0.3.3"