diff --git a/backend/package-lock.json b/backend/package-lock.json
index 46d289e..1e87fb4 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -14,6 +14,8 @@
         "express": "^5.2.1",
         "jsonwebtoken": "^9.0.3",
         "mysql2": "^3.18.2",
+        "path-to-regexp": "^8.3.0",
+        "router": "^2.2.0",
         "winston": "^3.19.0",
         "zod": "^4.3.6"
       },
diff --git a/backend/package.json b/backend/package.json
index e93d912..aec0896 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -25,6 +25,8 @@
     "express": "^5.2.1",
     "jsonwebtoken": "^9.0.3",
     "mysql2": "^3.18.2",
+    "path-to-regexp": "^8.3.0",
+    "router": "^2.2.0",
     "winston": "^3.19.0",
     "zod": "^4.3.6"
   },