diff --git a/package-lock.json b/package-lock.json
index 74bb7f9c..c6685804 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7246,9 +7246,9 @@
       }
     },
     "node_modules/@openzeppelin/contracts": {
-      "version": "4.8.3",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
-      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg==",
+      "version": "4.9.1",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.9.1.tgz",
+      "integrity": "sha512-aLDTLu/If1qYIFW5g4ZibuQaUsFGWQPBq1mZKp/txaebUnGHDmmiBhRLY1tDNedN0m+fJtKZ1zAODS9Yk+V6uA==",
       "dev": true
     },
     "node_modules/@panva/hkdf": {
@@ -49637,7 +49637,7 @@
       "devDependencies": {
         "@nomiclabs/hardhat-ethers": "^2.0.2",
         "@nomiclabs/hardhat-waffle": "^2.0.1",
-        "@openzeppelin/contracts": "^4.8.3",
+        "@openzeppelin/contracts": "^4.9.1",
         "@types/chai": "^4.2.21",
         "@types/mocha": "^9.0.0",
         "@types/node": "^16.3.3",
@@ -55353,9 +55353,9 @@
       }
     },
     "@openzeppelin/contracts": {
-      "version": "4.8.3",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
-      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg==",
+      "version": "4.9.1",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.9.1.tgz",
+      "integrity": "sha512-aLDTLu/If1qYIFW5g4ZibuQaUsFGWQPBq1mZKp/txaebUnGHDmmiBhRLY1tDNedN0m+fJtKZ1zAODS9Yk+V6uA==",
       "dev": true
     },
     "@panva/hkdf": {
@@ -60382,7 +60382,7 @@
       "requires": {
         "@nomiclabs/hardhat-ethers": "^2.0.2",
         "@nomiclabs/hardhat-waffle": "^2.0.1",
-        "@openzeppelin/contracts": "^4.8.3",
+        "@openzeppelin/contracts": "^4.9.1",
         "@types/chai": "^4.2.21",
         "@types/mocha": "^9.0.0",
         "@types/node": "^16.3.3",
diff --git a/packages/contract/package.json b/packages/contract/package.json
index 123c3197..ca77b1d7 100644
--- a/packages/contract/package.json
+++ b/packages/contract/package.json
@@ -17,7 +17,7 @@
   "devDependencies": {
     "@nomiclabs/hardhat-ethers": "^2.0.2",
     "@nomiclabs/hardhat-waffle": "^2.0.1",
-    "@openzeppelin/contracts": "^4.8.3",
+    "@openzeppelin/contracts": "^4.9.1",
     "@types/chai": "^4.2.21",
     "@types/mocha": "^9.0.0",
     "@types/node": "^16.3.3",