diff --git a/package-lock.json b/package-lock.json
index c56176a..3a70596 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -802,9 +802,9 @@
       }
     },
     "@openzeppelin/contracts-upgradeable": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-3.3.0.tgz",
-      "integrity": "sha512-kJeNuKauR4xH52Yo3GdXXAOW4CWyWdm7VXcJFe63G8TRb45ISSnkt/gXwUa8zzEYqokQrwNZYoH/iGYfUlp6wA==",
+      "version": "4.7.2",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.7.2.tgz",
+      "integrity": "sha512-3dgc6qVmFch/uOmlmKnw5/v3JxwXcZD4T10/9CI1OUbX8AqjoZrBGKfxN1z3QxnIXRU/X31/BItJezJSDDTe7Q==",
       "dev": true
     },
     "@openzeppelin/hardhat-upgrades": {
diff --git a/package.json b/package.json
index 5e5f5fd..be52bc2 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@nomiclabs/hardhat-ethers": "^2.0.0",
     "@nomiclabs/hardhat-etherscan": "^2.1.0",
     "@nomiclabs/hardhat-waffle": "^2.0.1",
-    "@openzeppelin/contracts-upgradeable": "^3.3.0",
+    "@openzeppelin/contracts-upgradeable": "^4.7.2",
     "@openzeppelin/hardhat-upgrades": "^1.6.0",
     "@tomfrench/matic-proofs": "^0.3.1",
     "@typechain/ethers-v5": "^2.0.0",