diff --git a/package-lock.json b/package-lock.json
index 91aabe38..0c5e1536 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "@ethereumjs/tx": "3.5.2",
         "@nomiclabs/hardhat-etherscan": "2.1.7",
         "@nomiclabs/hardhat-web3": "2.0.0",
-        "@openzeppelin/contracts": "4.6.0",
+        "@openzeppelin/contracts": "4.7.3",
         "@openzeppelin/contracts-upgradeable": "4.6.0",
         "@openzeppelin/test-helpers": "0.5.15",
         "@superfluid-finance/ethereum-contracts": "1.2.2",
@@ -3269,9 +3269,9 @@
       }
     },
     "node_modules/@openzeppelin/contracts": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.6.0.tgz",
-      "integrity": "sha512-8vi4d50NNya/bQqCmaVzvHNmwHvS0OBKb7HNtuNwEE3scXWrP31fKQoGxNMT+KbzmrNZzatE3QK5p2gFONI/hg==",
+      "version": "4.7.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.7.3.tgz",
+      "integrity": "sha512-dGRS0agJzu8ybo44pCIf3xBaPQN/65AIXNgK8+4gzKd5kbvlqyxryUYVLJv7fK98Seyd2hDZzVEHSWAh0Bt1Yw==",
       "dev": true
     },
     "node_modules/@openzeppelin/contracts-upgradeable": {
@@ -25668,9 +25668,9 @@
       }
     },
     "@openzeppelin/contracts": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.6.0.tgz",
-      "integrity": "sha512-8vi4d50NNya/bQqCmaVzvHNmwHvS0OBKb7HNtuNwEE3scXWrP31fKQoGxNMT+KbzmrNZzatE3QK5p2gFONI/hg==",
+      "version": "4.7.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.7.3.tgz",
+      "integrity": "sha512-dGRS0agJzu8ybo44pCIf3xBaPQN/65AIXNgK8+4gzKd5kbvlqyxryUYVLJv7fK98Seyd2hDZzVEHSWAh0Bt1Yw==",
       "dev": true
     },
     "@openzeppelin/contracts-upgradeable": {
diff --git a/package.json b/package.json
index a06ba314..fa9d5a64 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "@connext/nxtp-contracts": "0.2.0-beta.20",
     "@nomiclabs/hardhat-etherscan": "2.1.7",
     "@nomiclabs/hardhat-web3": "2.0.0",
-    "@openzeppelin/contracts": "4.6.0",
+    "@openzeppelin/contracts": "4.7.3",
     "@openzeppelin/contracts-upgradeable": "4.6.0",
     "@openzeppelin/test-helpers": "0.5.15",
     "@superfluid-finance/ethereum-contracts": "1.2.2",