diff --git a/src/PostIt/PostIt/ViewModels/Chat/ChatRoomInfo.cs b/src/PostIt/PostIt/ViewModels/Chat/ChatRoomInfo.cs
deleted file mode 100644
index 548371157..000000000
--- a/src/PostIt/PostIt/ViewModels/Chat/ChatRoomInfo.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using System.Collections.Generic;
-
-namespace PostIt.ViewModels.Chat
-{
-    // DTO minimal calqué sur votre logique serveur ChatRoomInfo
-    public class ChatRoomInfo
-    {
-        public string? Name { get; set; }
-        public List<string> Users { get; set; } = new();
-    }
-}
diff --git a/src/PostIt/PostIt/ViewModels/Chat/ChatViewModel.cs b/src/PostIt/PostIt/ViewModels/Chat/ChatViewModel.cs
index 85392cfb1..8a70b507d 100644
--- a/src/PostIt/PostIt/ViewModels/Chat/ChatViewModel.cs
+++ b/src/PostIt/PostIt/ViewModels/Chat/ChatViewModel.cs
@@ -13,7 +13,7 @@ namespace PostIt.ViewModels.Chat
         private HubConnection? _connection;
 
         [ObservableProperty]
-        public partial string ServerUrl { get; protected set; } = "http://localhost:5000/chathub";
+        public partial string ServerUrl { get; protected set; } = "https://yavsc.pschneider.fr/chathub";
 
 
         [ObservableProperty]
diff --git a/src/Yavsc.Org/Extensions/HostingExtensions.cs b/src/Yavsc.Org/Extensions/HostingExtensions.cs
index b5bb65cc5..cc593b860 100644
--- a/src/Yavsc.Org/Extensions/HostingExtensions.cs
+++ b/src/Yavsc.Org/Extensions/HostingExtensions.cs
@@ -1054,7 +1054,7 @@ public static class HostingExtensions
         app.MapDefaultControllerRoute();
         app.MapStaticAssets(staticAssetsManifestPath);
         //app.MapRazorPages();
-        app.MapHub<ChatHub>("/chatHub");
+        app.MapHub<ChatHub>("/chathub");
 
         WorkflowHelpers.ConfigureBillingService();