diff --git a/frontend/src/pages/TimeClockPage.jsx b/frontend/src/pages/TimeClockPage.jsx
index a87a956..b8a2ab3 100644
--- a/frontend/src/pages/TimeClockPage.jsx
+++ b/frontend/src/pages/TimeClockPage.jsx
@@ -3,7 +3,6 @@ import { BrowserQRCodeReader } from '@zxing/browser';
 import { timeApi } from '../api/time';
 import { useAuth } from '../context/useAuth';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
-import { Input } from '@/components/ui/input';
 import { Label } from '@/components/ui/label';
 import { Button } from '@/components/ui/button';
 import { Alert, AlertDescription } from '@/components/ui/alert';
@@ -241,37 +240,26 @@ const TimeClockPage = () => {
     if (!user) return '';
 
     return String(
-      user.id ??
-      user.pk ??
-      user.user_id ??
-      user.user?.id ??
-      ''
+      user.id
     );
   };
 
   const getUserLabel = (user) => {
     if (!user) return 'Utilisateur';
 
-    const firstName = user.first_name || user.firstName || '';
-    const lastName = user.last_name || user.lastName || '';
+    const firstName = user.first_name || '';
+    const lastName = user.last_name || '';
     const fullName = `${firstName} ${lastName}`.trim();
 
     return (
       fullName ||
-      user.username ||
-      user.name ||
-      user.email ||
-      `Utilisateur #${getUserId(user)}`
+      `Utilisateur #${user.id}`
     );
   };
 
   const getEntryUserId = (entry) => {
     return String(
-      entry.user_id ??
-      entry.userId ??
-      entry.user?.id ??
-      entry.user?.pk ??
-      ''
+      entry.user.id
     );
   };
 
@@ -312,16 +300,7 @@ const TimeClockPage = () => {
 
           if (!id || usersById.has(id)) return;
 
-          const entryUser =
-            typeof entry.user === 'object' && entry.user
-              ? entry.user
-              : {
-                  id,
-                  username: entry.username,
-                  name: entry.user,
-                };
-
-          usersById.set(id, entryUser);
+          usersById.set(id, entry.user);
         });
 
         availableUsers = [...usersById.values()];