diff --git a/hardhat-tutorial/package-lock.json b/hardhat-tutorial/package-lock.json
index e4ab3f4..1d9dc79 100644
--- a/hardhat-tutorial/package-lock.json
+++ b/hardhat-tutorial/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
-        "@openzeppelin/contracts": "^4.7.3",
+        "@openzeppelin/contracts": "^4.8.3",
         "dotenv": "^16.0.0"
       },
       "devDependencies": {
@@ -1230,9 +1230,9 @@
       }
     },
     "node_modules/@openzeppelin/contracts": {
-      "version": "4.7.3",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.7.3.tgz",
-      "integrity": "sha512-dGRS0agJzu8ybo44pCIf3xBaPQN/65AIXNgK8+4gzKd5kbvlqyxryUYVLJv7fK98Seyd2hDZzVEHSWAh0Bt1Yw=="
+      "version": "4.8.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
+      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg=="
     },
     "node_modules/@resolver-engine/core": {
       "version": "0.3.3",
@@ -15987,9 +15987,9 @@
       }
     },
     "@openzeppelin/contracts": {
-      "version": "4.7.3",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.7.3.tgz",
-      "integrity": "sha512-dGRS0agJzu8ybo44pCIf3xBaPQN/65AIXNgK8+4gzKd5kbvlqyxryUYVLJv7fK98Seyd2hDZzVEHSWAh0Bt1Yw=="
+      "version": "4.8.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.8.3.tgz",
+      "integrity": "sha512-bQHV8R9Me8IaJoJ2vPG4rXcL7seB7YVuskr4f+f5RyOStSZetwzkWtoqDMl5erkBJy0lDRUnIR2WIkPiC0GJlg=="
     },
     "@resolver-engine/core": {
       "version": "0.3.3",
diff --git a/hardhat-tutorial/package.json b/hardhat-tutorial/package.json
index 45a0fe6..6957fef 100644
--- a/hardhat-tutorial/package.json
+++ b/hardhat-tutorial/package.json
@@ -18,7 +18,7 @@
     "hardhat": "^2.9.3"
   },
   "dependencies": {
-    "@openzeppelin/contracts": "^4.7.3",
+    "@openzeppelin/contracts": "^4.8.3",
     "dotenv": "^16.0.0"
   }
 }