diff --git a/server/package.json b/server/package.json
index 1a55620..b2084e5 100644
--- a/server/package.json
+++ b/server/package.json
@@ -17,7 +17,7 @@
     "cors": "^2.8.5",
     "dotenv": "^16.4.7",
     "dxf": "^5.3.1",
-    "express": "^4.21.2",
+    "express": "^5.2.1",
     "jsonwebtoken": "^9.0.2",
     "openai": "^6.29.0",
     "pdf-parse": "^1.1.1",