diff --git a/package.json b/package.json
index 4a0d1df..8641802 100644
--- a/package.json
+++ b/package.json
@@ -15,11 +15,13 @@
     "express": "^4.18.1",
     "mongoose": "^6.5.4",
     "ts-node": "^10.9.1",
-    "typescript": "^4.8.2"
+    "typescript": "^4.8.2",
+    "ws": "^8.8.1"
   },
   "devDependencies": {
     "@types/express": "^4.17.13",
     "@types/node": "^18.7.15",
+    "@types/ws": "^8.5.3",
     "nodemon": "^2.0.19"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index d6ff47a..a13933e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -122,6 +122,13 @@
     "@types/node" "*"
     "@types/webidl-conversions" "*"
 
+"@types/ws@^8.5.3":
+  "integrity" "sha512-6YOoWjruKj1uLf3INHH7D3qTXwFfEsg1kf3c0uDdSBJwfa/llkwIjrAGV7j7mVgGNbzTQ3HiHKKDXl6bJPD97w=="
+  "resolved" "https://registry.npmjs.org/@types/ws/-/ws-8.5.3.tgz"
+  "version" "8.5.3"
+  dependencies:
+    "@types/node" "*"
+
 "abbrev@1":
   "integrity" "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
   "resolved" "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz"
@@ -955,6 +962,11 @@
     "tr46" "^3.0.0"
     "webidl-conversions" "^7.0.0"
 
+"ws@^8.8.1":
+  "integrity" "sha512-bGy2JzvzkPowEJV++hF07hAD6niYSr0JzBNo/J29WsB57A2r7Wlc1UFcTR9IzrPvuNVO4B8LGqF8qcpsVOhJCA=="
+  "resolved" "https://registry.npmjs.org/ws/-/ws-8.8.1.tgz"
+  "version" "8.8.1"
+
 "yn@3.1.1":
   "integrity" "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q=="
   "resolved" "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz"