diff --git a/app/MindWork AI Studio/Plugins/languages/en-us-97dfb1ba-50c4-4440-8dfa-6575daf543c8/plugin.lua b/app/MindWork AI Studio/Plugins/languages/en-us-97dfb1ba-50c4-4440-8dfa-6575daf543c8/plugin.lua
index 89911c3b..b8c9c83f 100644
--- a/app/MindWork AI Studio/Plugins/languages/en-us-97dfb1ba-50c4-4440-8dfa-6575daf543c8/plugin.lua	
+++ b/app/MindWork AI Studio/Plugins/languages/en-us-97dfb1ba-50c4-4440-8dfa-6575daf543c8/plugin.lua	
@@ -7624,7 +7624,7 @@ UI_TEXT_CONTENT["AISTUDIO::TOOLS::VALIDATION::FILEEXTENSIONVALIDATION::T29806295
 UI_TEXT_CONTENT["AISTUDIO::TOOLS::VALIDATION::FILEEXTENSIONVALIDATION::T305247150"] = "Images are not supported at this place"
 
 -- Dieses Dateiformat wird nicht unterstützt. Bitte .doc Datei nach .docx konvertiern (z.B. mit Word).
-UI_TEXT_CONTENT["AISTUDIO::TOOLS::VALIDATION::FILEEXTENSIONVALIDATION::T1506058512"] = "Dieses Dateiformat wird nicht unterstützt. Bitte .doc Datei nach .docx konvertiern (z.B. mit Word)."
+UI_TEXT_CONTENT["AISTUDIO::TOOLS::VALIDATION::FILEEXTENSIONVALIDATION::T1506058512"] = "This file format is not supported. Please convert .doc file to .docx (e.g. with Word)."
 
 -- Unsupported file type
 UI_TEXT_CONTENT["AISTUDIO::TOOLS::VALIDATION::FILEEXTENSIONVALIDATION::T4041351522"] = "Unsupported file type"
diff --git a/app/MindWork AI Studio/Tools/Validation/FileExtensionValidation.cs b/app/MindWork AI Studio/Tools/Validation/FileExtensionValidation.cs
index 20452534..9452e5fc 100644
--- a/app/MindWork AI Studio/Tools/Validation/FileExtensionValidation.cs	
+++ b/app/MindWork AI Studio/Tools/Validation/FileExtensionValidation.cs	
@@ -11,7 +11,6 @@ namespace AIStudio.Tools.Validation;
 public static class FileExtensionValidation
 {
     private static string TB(string fallbackEN) => I18N.I.T(fallbackEN, typeof(FileExtensionValidation).Namespace, nameof(FileExtensionValidation));
-    private const string DOC = ".doc";
 
     /// <summary>
     /// Defines the use cases for file extension validation.
@@ -44,7 +43,7 @@ public static class FileExtensionValidation
     /// <returns>True if valid, false if invalid (error/warning already sent via MessageBus).</returns>
     public static async Task<bool> IsExtensionValidWithNotifyAsync(UseCase useCae, string filePath, bool validateMediaFileTypes = true, Settings.Provider? provider = null)
     {
-        if (string.Equals(Path.GetExtension(filePath), DOC, StringComparison.OrdinalIgnoreCase))
+        if (string.Equals(Path.GetExtension(filePath), ".doc", StringComparison.OrdinalIgnoreCase))
         {
             await MessageBus.INSTANCE.SendWarning(new(
                 Icons.Material.Filled.Description,