diff --git a/app/MindWork AI Studio/Dialogs/ProviderDialog.razor.cs b/app/MindWork AI Studio/Dialogs/ProviderDialog.razor.cs
index c791606..b3458cb 100644
--- a/app/MindWork AI Studio/Dialogs/ProviderDialog.razor.cs	
+++ b/app/MindWork AI Studio/Dialogs/ProviderDialog.razor.cs	
@@ -99,17 +99,21 @@ public partial class ProviderDialog : ComponentBase
     private readonly List<Model> availableModels = new();
     private readonly Encryption encryption = Program.ENCRYPTION;
 
-    private Settings.Provider CreateProviderSettings() => new()
+    private Settings.Provider CreateProviderSettings()
     {
-        Num = this.DataNum,
-        Id = this.DataId,
-        InstanceName = this.DataInstanceName,
-        UsedLLMProvider = this.DataLLMProvider,
-        Model = this.DataLLMProvider is LLMProviders.FIREWORKS ? new Model(this.dataManuallyModel, null) : this.DataModel,
-        IsSelfHosted = this.DataLLMProvider is LLMProviders.SELF_HOSTED,
-        Hostname = this.DataHostname.EndsWith('/') ? this.DataHostname[..^1] : this.DataHostname,
-        Host = this.DataHost,
-    };
+        var cleanedHostname = this.DataHostname.Trim();
+        return new()
+        {
+            Num = this.DataNum,
+            Id = this.DataId,
+            InstanceName = this.DataInstanceName,
+            UsedLLMProvider = this.DataLLMProvider,
+            Model = this.DataLLMProvider is LLMProviders.FIREWORKS ? new Model(this.dataManuallyModel, null) : this.DataModel,
+            IsSelfHosted = this.DataLLMProvider is LLMProviders.SELF_HOSTED,
+            Hostname = cleanedHostname.EndsWith('/') ? cleanedHostname[..^1] : cleanedHostname,
+            Host = this.DataHost,
+        };
+    }
 
     #region Overrides of ComponentBase
 
diff --git a/app/MindWork AI Studio/wwwroot/changelog/v0.9.19.md b/app/MindWork AI Studio/wwwroot/changelog/v0.9.19.md
index ecab422..109e602 100644
--- a/app/MindWork AI Studio/wwwroot/changelog/v0.9.19.md	
+++ b/app/MindWork AI Studio/wwwroot/changelog/v0.9.19.md	
@@ -1,5 +1,6 @@
 # v0.9.19, build 194 (2024-11-xx xx:xx UTC)
 - Added provider's metadata: which providers offer embeddings for RAG? This is in preparation for integrating your data and files.
+- Fixed a bug regarding hostnames of self-hosted providers, where it was possible to enter spaces at the end.
 - Upgraded .NET to v8.0.11.
 - Upgraded HtmlAgilityPack to v1.11.71.
 - Upgraded MudBlazor to v7.15.0.
\ No newline at end of file