diff --git a/services/notification-service/package.json b/services/notification-service/package.json
index ebe88eac24..528157528e 100644
--- a/services/notification-service/package.json
+++ b/services/notification-service/package.json
@@ -68,12 +68,15 @@
     "aws-sdk": "^2.1046.0",
     "dotenv": "^10.0.0",
     "dotenv-extended": "^2.9.0",
+    "firebase-admin": "^10.0.1",
     "jsonwebtoken": "^8.5.1",
     "lodash": "^4.17.21",
     "loopback4-authentication": "^6.0.0",
     "loopback4-authorization": "^5.0.0",
     "loopback4-notifications": "^3.0.0",
     "loopback4-soft-delete": "^5.0.1",
+    "nodemailer": "^6.7.2",
+    "socket.io-client": "^4.4.1",
     "tslib": "^2.3.1"
   },
   "devDependencies": {