diff --git a/app-server/package-lock.json b/app-server/package-lock.json
index 67b7667..29128b5 100644
--- a/app-server/package-lock.json
+++ b/app-server/package-lock.json
@@ -3510,12 +3510,9 @@
       }
     },
     "ws": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.2.0.tgz",
-      "integrity": "sha512-+SqNqFbwTm/0DC18KYzIsMTnEWpLwJsiasW/O17la4iDRRIO9uaHbvKiAS3AHgTiuuWerK/brj4O6MYZkei9xg==",
-      "requires": {
-        "async-limiter": "^1.0.0"
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "xdg-basedir": {
       "version": "3.0.0",
diff --git a/app-server/package.json b/app-server/package.json
old mode 100755
new mode 100644
index d101bf4..107403c
--- a/app-server/package.json
+++ b/app-server/package.json
@@ -32,7 +32,7 @@
     "multer": "^1.4.2",
     "path": "^0.12.7",
     "socket.io": "^2.3.0",
-    "ws": "^7.2.0"
+    "ws": "^7.4.6"
   },
   "devDependencies": {
     "nodemon": "^1.19.2"