diff --git a/src/PostIt/PostIt/App.axaml.cs b/src/PostIt/PostIt/App.axaml.cs
index 1a68f4ac..2065bd53 100644
--- a/src/PostIt/PostIt/App.axaml.cs
+++ b/src/PostIt/PostIt/App.axaml.cs
@@ -183,6 +183,7 @@ public partial class App : Application
         // here — the parametrised ctors stay for direct test wiring.
         services.AddTransient<PostAclDialog>();
         services.AddTransient<AddCircleMemberDialog>();
+
         // ViewModels
         services.AddSingleton(settings);
         services.AddSingleton<YavscApiClient>(api);
diff --git a/src/PostIt/PostIt/ViewModels/CirclesPageViewModel.cs b/src/PostIt/PostIt/ViewModels/CirclesPageViewModel.cs
index bfc431b8..c017c426 100644
--- a/src/PostIt/PostIt/ViewModels/CirclesPageViewModel.cs
+++ b/src/PostIt/PostIt/ViewModels/CirclesPageViewModel.cs
@@ -1,10 +1,9 @@
 using System;
 using System.Collections.ObjectModel;
+using System.Linq;
 using System.Threading.Tasks;
-using Avalonia;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
-using Microsoft.Extensions.DependencyInjection;
 using PostIt.Services;
 using Yavsc.Api.Client;
 using Yavsc.Api.Client.Dtos;
@@ -64,6 +63,12 @@ public partial class CirclesPageViewModel : ViewModelBase
     [ObservableProperty]
     public partial string StatusMessage { get; set; } = string.Empty;
 
+    /// <summary>
+    /// Raised when the user wants to add a member to the
+    /// currently selected circle. The view listens to this
+    /// event and opens <c>AddCircleMemberDialog</c>.
+    /// </summary>
+    public event EventHandler? AddMemberRequested;
 
     public CirclesPageViewModel(CircleApiClient client)
     {
@@ -111,16 +116,6 @@ public partial class CirclesPageViewModel : ViewModelBase
         }
     }
 
-    [RelayCommand]
-    internal async Task OpenAddMemberAsync()
-    {
-        var app = Application.Current as App;
-        var services = app?.ServiceProvider;
-        var directory = services.GetRequiredService<IUserDirectory>();
-        AddCircleMemberDialogViewModel model =
-        new AddCircleMemberDialogViewModel(directory);
-        await app.PushPageAsync(model);
-    }
     /// <summary>
     /// Load the members of one of the caller's circles. The
     /// server scopes the endpoint with a 404 when the circle
@@ -236,6 +231,22 @@ public partial class CirclesPageViewModel : ViewModelBase
         }
     }
 
+    /// <summary>
+    /// Fire the <see cref="AddMemberRequested"/> event so
+    /// the view opens <c>AddCircleMemberDialog</c>. The view
+    /// forwards the dialog's <c>Confirmed</c> event back to
+    /// <see cref="OnAddMemberConfirmedAsync"/>.
+    /// </summary>
+    [RelayCommand]
+    public void OpenAddMember()
+    {
+        if (SelectedCircle is null)
+        {
+            StatusMessage = "Sélectionnez d'abord un cercle";
+            return;
+        }
+        AddMemberRequested?.Invoke(this, EventArgs.Empty);
+    }
 
     /// <summary>
     /// Called by the view when the dialog confirms a
diff --git a/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml b/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml
index 5d1e2531..2c13e99c 100644
--- a/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml
+++ b/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml
@@ -16,7 +16,7 @@
                      PlaceholderText="Nom ou email d'un utilisateur Yavsc..."
                      HorizontalAlignment="Stretch"/>
             <Button Grid.Column="1" Content="Rechercher"
-                    Command="{Binding SearchAsync}"
+                    Command="{Binding SearchCommand}"
                     Margin="8,0,0,0"/>
         </Grid>
 
@@ -47,7 +47,7 @@
             <TextBlock Grid.Column="0" Text="{Binding StatusMessage}"
                        VerticalAlignment="Center"/>
             <Button Grid.Column="1" Content="Ajouter"
-                    Command="{Binding Add}"
+                    Command="{Binding AddCommand}"
                     IsEnabled="{Binding Selected, Converter={x:Static ObjectConverters.IsNotNull}}"
                     Margin="0,0,8,0"/>
             <Button Grid.Column="2" Content="Fermer"
diff --git a/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml.cs b/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml.cs
index c7f71171..5bca562e 100644
--- a/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml.cs
+++ b/src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml.cs
@@ -25,6 +25,12 @@ public partial class AddCircleMemberDialog : ContentPage
         InitializeComponent();
     }
 
+    public AddCircleMemberDialog(IUserDirectory directory)
+    {
+        InitializeComponent();
+        DataContext = new AddCircleMemberDialogViewModel(directory);
+    }
+
     private void InitializeComponent()
     {
         AvaloniaXamlLoader.Load(this);
diff --git a/src/PostIt/PostIt/Views/CirclesPage.axaml b/src/PostIt/PostIt/Views/CirclesPage.axaml
index 6fc2172b..3e156940 100644
--- a/src/PostIt/PostIt/Views/CirclesPage.axaml
+++ b/src/PostIt/PostIt/Views/CirclesPage.axaml
@@ -70,7 +70,7 @@
                                FontWeight="Bold"
                                VerticalAlignment="Center"/>
                     <Button Content="Ajouter un membre"
-                            Command="{Binding OpenAddMemberAsync}"/>
+                            Command="{Binding OpenAddMemberCommand}"/>
                 </StackPanel>
                 <ListBox Grid.Row="1"
                          ItemsSource="{Binding Members}">
diff --git a/src/PostIt/PostIt/Views/CirclesPage.axaml.cs b/src/PostIt/PostIt/Views/CirclesPage.axaml.cs
index a2f01fb5..c4d86adc 100644
--- a/src/PostIt/PostIt/Views/CirclesPage.axaml.cs
+++ b/src/PostIt/PostIt/Views/CirclesPage.axaml.cs
@@ -10,10 +10,46 @@ namespace PostIt.Views;
 
 public partial class CirclesPage : ContentPage
 {
+    private CirclesPageViewModel? _vm;
 
     public CirclesPage()
     {
         InitializeComponent();
+        DataContextChanged += OnDataContextChanged;
+    }
+
+    private void OnDataContextChanged(object? sender, EventArgs e)
+    {
+        // Unsubscribe from the previous VM to avoid leaking
+        // handlers across navigation pushes / DataContext resets.
+        if (_vm is not null)
+            _vm.AddMemberRequested -= OnAddMemberRequested;
+
+        _vm = DataContext as CirclesPageViewModel;
+        if (_vm is not null)
+            _vm.AddMemberRequested += OnAddMemberRequested;
+    }
+
+    private void OnAddMemberRequested(object? sender, EventArgs e)
+    {
+        var app = Application.Current as App;
+        var services = app?.ServiceProvider;
+        if (services is null || _vm is null) return;
+
+        // Resolve the directory via DI. The dialog raises its
+        // own Confirmed event; the VM subscribes via the method
+        // below — we pass the VM in so the closure can call
+        // back into it without the dialog needing to know the
+        // type of its caller. EventHandler<UserSummary> wants a
+        // void return, so wrap the async VM method in a fire-
+        // and-forget helper.
+        var directory = services.GetRequiredService<IUserDirectory>();
+        var dialog = new AddCircleMemberDialog(directory);
+        dialog.ViewModel!.Confirmed += async (sender, picked) =>
+            await _vm.OnAddMemberConfirmedAsync(sender, picked);
+
+        if (this.VisualRoot is MainWindow window)
+            _ = window.NavRoot.PushAsync(dialog);
     }
 
     private void InitializeComponent()
diff --git a/src/Yavsc.Blogs/Controllers/UserSearchApiController.cs b/src/Yavsc.Blogs/Controllers/UserSearchApiController.cs
index 048db154..e99441e0 100644
--- a/src/Yavsc.Blogs/Controllers/UserSearchApiController.cs
+++ b/src/Yavsc.Blogs/Controllers/UserSearchApiController.cs
@@ -26,7 +26,7 @@ namespace Yavsc.Blogs.Controllers
     /// exposing it.</para>
     /// </summary>
     [Produces("application/json")]
-    [Route( Constants.APIPrefix + "/user-search")]
+    [Route("api/user-search")]
     [Authorize]
     public class UserSearchApiController : Controller
     {
@@ -108,4 +108,4 @@ namespace Yavsc.Blogs.Controllers
         public string? Avatar { get; set; }
         public string? Email { get; set; }
     }
-}
+}
\ No newline at end of file