diff --git a/api/package.json b/api/package.json
index 8f79bd3..99155b7 100644
--- a/api/package.json
+++ b/api/package.json
@@ -4,6 +4,7 @@
   "main": "server.js",
   "license": "MIT",
   "dependencies": {
+    "express": "^4.21.2",
     "socket.io": "^4.7.2"
   }
 }