diff --git a/ts_server/package-lock.json b/ts_server/package-lock.json
index d756ad8..14c94a2 100644
--- a/ts_server/package-lock.json
+++ b/ts_server/package-lock.json
@@ -43,12 +43,9 @@
       }
     },
     "@types/cors": {
-      "version": "2.8.7",
-      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.7.tgz",
-      "integrity": "sha512-sOdDRU3oRS7LBNTIqwDkPJyq0lpHYcbMTt0TrjzsXbk/e37hcLTH6eZX7CdbDeN0yJJvzw9hFBZkbtCSbk/jAQ==",
-      "requires": {
-        "@types/express": "*"
-      }
+      "version": "2.8.11",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.11.tgz",
+      "integrity": "sha512-64aQQZXPSo1fdLEE/utClOFVUqDUjyh5j3JorcCTlYQm4r5wsfggx6yhSY6hNudJLkbmIt+pO6xWyCnM0EQgPw=="
     },
     "@types/engine.io": {
       "version": "3.1.4",
diff --git a/ts_server/package.json b/ts_server/package.json
index 756c849..c59cc2b 100644
--- a/ts_server/package.json
+++ b/ts_server/package.json
@@ -13,7 +13,7 @@
     "test": "mocha -r ts-node/register src/**/*.spec.ts"
   },
   "dependencies": {
-    "@types/cors": "^2.8.7",
+    "@types/cors": "^2.8.11",
     "@types/express": "^4.17.7",
     "@types/socket.io": "^2.1.11",
     "cors": "^2.8.5",