diff --git a/package-lock.json b/package-lock.json
index 2a4d6fae0..0173ff60d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "@nomiclabs/hardhat-ethers": "^2.0.5",
         "@nomiclabs/hardhat-etherscan": "^3.1.0",
         "@nomiclabs/hardhat-waffle": "^2.0.3",
-        "@openzeppelin/contracts": "3.4.0",
+        "@openzeppelin/contracts": "4.8.3",
         "@openzeppelin/contracts-4.6.0": "npm:@openzeppelin/contracts@4.6.0",
         "@snyk/protect": "^1.913.0",
         "@trivago/prettier-plugin-sort-imports": "^3.2.0",
@@ -2907,11 +2907,10 @@
       }
     },
     "node_modules/@openzeppelin/contracts": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-3.4.0.tgz",
-      "integrity": "sha512-qh+EiHWzfY/9CORr+eRUkeEUP1WiFUcq3974bLHwyYzLBUtK6HPaMkIUHi74S1rDTZ0sNz42DwPc5A4IJvN3rg==",
-      "dev": true,
-      "license": "MIT"
+      "version": "4.8.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
+      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg==",
+      "dev": true
     },
     "node_modules/@openzeppelin/contracts-4.6.0": {
       "name": "@openzeppelin/contracts",
@@ -25046,9 +25045,9 @@
       }
     },
     "@openzeppelin/contracts": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-3.4.0.tgz",
-      "integrity": "sha512-qh+EiHWzfY/9CORr+eRUkeEUP1WiFUcq3974bLHwyYzLBUtK6HPaMkIUHi74S1rDTZ0sNz42DwPc5A4IJvN3rg==",
+      "version": "4.8.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
+      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg==",
       "dev": true
     },
     "@openzeppelin/contracts-4.6.0": {
diff --git a/package.json b/package.json
index 7e7b0f6f7..097089559 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "@nomiclabs/hardhat-ethers": "^2.0.5",
     "@nomiclabs/hardhat-etherscan": "^3.1.0",
     "@nomiclabs/hardhat-waffle": "^2.0.3",
-    "@openzeppelin/contracts": "3.4.0",
+    "@openzeppelin/contracts": "4.8.3",
     "@openzeppelin/contracts-4.6.0": "npm:@openzeppelin/contracts@4.6.0",
     "@snyk/protect": "^1.913.0",
     "@trivago/prettier-plugin-sort-imports": "^3.2.0",
diff --git a/yarn.lock b/yarn.lock
index 7a9512597..b571df394 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -944,10 +944,10 @@
   resolved "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.6.0.tgz"
   integrity sha512-8vi4d50NNya/bQqCmaVzvHNmwHvS0OBKb7HNtuNwEE3scXWrP31fKQoGxNMT+KbzmrNZzatE3QK5p2gFONI/hg==
 
-"@openzeppelin/contracts@3.4.0":
-  version "3.4.0"
-  resolved "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-3.4.0.tgz"
-  integrity sha512-qh+EiHWzfY/9CORr+eRUkeEUP1WiFUcq3974bLHwyYzLBUtK6HPaMkIUHi74S1rDTZ0sNz42DwPc5A4IJvN3rg==
+"@openzeppelin/contracts@4.8.3":
+  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"