diff --git a/AppGCC/AppGCC/templates/challenges.html b/AppGCC/AppGCC/templates/challenges.html
index b8530b7ac3866fc2f21a7ee8b8e5e7114fec31d8..4063e57a6d1b816c54f613e8dd6e3aa268ebc838 100644
--- a/AppGCC/AppGCC/templates/challenges.html
+++ b/AppGCC/AppGCC/templates/challenges.html
@@ -18,11 +18,10 @@
                 <img src="{% static 'img/default-avatar.png' %}" alt="Avatar" class="h-16 w-16 rounded-full shadow-lg border-2 border-[#102564] cursor-pointer" onclick="toggleProfilePopup()">
                 <div class="ml-4">
                     <p class="text-2xl font-semibold text-[#102564]">{{ user.username }}</p>
-                    <p class="text-sm text-gray-500">Bienvenue, {{ user.first_name }}</p>
+                    <p class="text-sm text-gray-500">Bienvenue, {{ user.username }}</p>
                 </div>
             </div>
             <div class="flex space-x-4">
-                <a href="{% url 'ranking' %}" class="bg-[#102564] text-white py-2 px-4 rounded-lg shadow-md hover:bg-[#000000] transition duration-300">Classement</a>
                 <a href="{% url 'logout' %}" class="bg-[#102564] text-white py-2 px-4 rounded-lg shadow-md hover:bg-[#000000] transition duration-300">Se déconnecter</a>
             </div>
         </div>
diff --git a/AppGCC/db.sqlite3 b/AppGCC/db.sqlite3
index b647dc75993a4cc971a477c52973ab0000f9e6f3..f21d9ca5db21335b19df8d003f88b2e3ea556a4d 100644
Binary files a/AppGCC/db.sqlite3 and b/AppGCC/db.sqlite3 differ
diff --git a/postgresData/pg_stat_tmp/db_0.stat b/postgresData/pg_stat_tmp/db_0.stat
index 327991a44d0f6baec6e8c191dcead477f36c9132..46bd13463f21acf06423c7d37cb7fd980e826f07 100644
Binary files a/postgresData/pg_stat_tmp/db_0.stat and b/postgresData/pg_stat_tmp/db_0.stat differ
diff --git a/postgresData/pg_stat_tmp/db_13468.stat b/postgresData/pg_stat_tmp/db_13468.stat
index b747c9c15d8d966d5e504f625723f8678b207f24..e7871ecd712c191a1afd83e901d6cb5ec5f079ec 100644
Binary files a/postgresData/pg_stat_tmp/db_13468.stat and b/postgresData/pg_stat_tmp/db_13468.stat differ
diff --git a/postgresData/pg_stat_tmp/global.stat b/postgresData/pg_stat_tmp/global.stat
index 75892d0867705a2e72f5ed646cb2d8baa38a8b14..4e78e3f72da20353df105fa6e4f9997d81a23859 100644
Binary files a/postgresData/pg_stat_tmp/global.stat and b/postgresData/pg_stat_tmp/global.stat differ