diff --git a/src/Models/GroupModel.cs b/src/Models/GroupModel.cs
index 389349a..f327718 100644
--- a/src/Models/GroupModel.cs
+++ b/src/Models/GroupModel.cs
@@ -21,6 +21,7 @@ public class GroupModel
         string? descriptionValue = ldapData.GetValueOrDefault("description");
         if (descriptionValue is null)
         {
+            DisplayName = Cn;
             Permissions = [];
         }
         else
diff --git a/src/Services/MigrationService.cs b/src/Services/MigrationService.cs
index ecef3fc..d68f242 100644
--- a/src/Services/MigrationService.cs
+++ b/src/Services/MigrationService.cs
@@ -23,7 +23,10 @@ public class MigrationService : IHostedService
         await MigrateAsync();
     }
 
-    public async Task StopAsync(CancellationToken cancellationToken) { }
+    public async Task StopAsync(CancellationToken cancellationToken)
+    {
+        await Task.CompletedTask;
+    }
     
     public async Task<MigrationModel> MigrateAsync()
     {
diff --git a/src/Views/Home/Users.cshtml b/src/Views/Home/Users.cshtml
index b1547a1..c1c0ac6 100644
--- a/src/Views/Home/Users.cshtml
+++ b/src/Views/Home/Users.cshtml
@@ -659,7 +659,7 @@
             <div class="modal-body">
                 <div class="row g-3">
                     <div class="col-md-4 text-center">
-                    <img id="detailPhoto" alt="Photo" class="img-thumbnail rounded-circle" style="max-height:150px;" />
+                    <img id="detailPhoto" alt="Photo" class="img-thumbnail rounded-circle" style="height:150px;" />
                     </div>
                     <div class="col-md-6">
                         <label class="form-label" for="detailUid">@T["Username"]</label>
@@ -758,7 +758,11 @@
             // Photo
             const imgEl = row.querySelector('td:first-child img');
             const detailPhoto = document.getElementById('detailPhoto');
-            detailPhoto.src = `/Home/UserPhoto?uid=${data.uid}&size=256`;
+            detailPhoto.src = '';
+            detailPhoto.src = `/Home/UserPhoto?uid=${data.uid}&size=48`;
+            detailPhoto.onload = () => {
+                detailPhoto.src = `/Home/UserPhoto?uid=${data.uid}&size=256`;
+            };
             detailModal.show();
         });
     }