diff --git a/Backend/package-lock.json b/Backend/package-lock.json
index a24142f..1a74e2b 100644
--- a/Backend/package-lock.json
+++ b/Backend/package-lock.json
@@ -23,7 +23,6 @@
         "jsonwebtoken": "^9.0.3",
         "mongoose": "^9.7.2",
         "morgan": "^1.11.0",
-        "ms": "^2.1.3",
         "multer": "^2.2.0",
         "nodemailer": "^9.0.1",
         "qrcode": "^1.5.4",
@@ -2531,9 +2530,9 @@
       }
     },
     "node_modules/qs": {
-      "version": "6.15.3",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.15.3.tgz",
-      "integrity": "sha512-O9gl3zCl5h5blw1KGUzQKhA5oUXSl8rwUIM5o0S3nCXMliSvy5Dzx7/DJcI+SwgICv+IneSZwhBh1oSyEHA71A==",
+      "version": "6.16.0",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.16.0.tgz",
+      "integrity": "sha512-h6fhOIaRrID2CbEY2fqs+7t+UXZo+MLAnU5gRIq85uFtdiUPCdsApMlHhXogKVM4HM2DVbIjGNTTYH2OcmP1vA==",
       "license": "BSD-3-Clause",
       "dependencies": {
         "es-define-property": "^1.0.1",
diff --git a/Backend/src/controllers/registration.controller.js b/Backend/src/controllers/registration.controller.js
index e44ef75..4356177 100644
--- a/Backend/src/controllers/registration.controller.js
+++ b/Backend/src/controllers/registration.controller.js
@@ -273,7 +273,7 @@ const addManualRegistration = asyncHandler(async (req, res) => {
 
   // Check if studentId already exists (excluding REJECTED)
   const existingRegistration = await StudentRegistration.findOne({
-    studentId,
+    studentId: { $eq: studentId },
     status: { $in: ['PENDING', 'APPROVED'] },
   });
   if (existingRegistration) {