diff --git a/DiscordChatExporter.Gui/DiscordChatExporter.Gui.csproj b/DiscordChatExporter.Gui/DiscordChatExporter.Gui.csproj
index 2d9ecf98..fc206f31 100644
--- a/DiscordChatExporter.Gui/DiscordChatExporter.Gui.csproj
+++ b/DiscordChatExporter.Gui/DiscordChatExporter.Gui.csproj
@@ -15,7 +15,7 @@
     <PackageReference Include="DotnetRuntimeBootstrapper" Version="1.0.1" PrivateAssets="all" />
     <PackageReference Include="Gress" Version="1.2.0" />
     <PackageReference Include="MaterialDesignColors" Version="2.0.1" />
-    <PackageReference Include="MaterialDesignThemes" Version="4.1.0" />
+    <PackageReference Include="MaterialDesignThemes" Version="4.0.0" />
     <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.31" />
     <PackageReference Include="Ookii.Dialogs.Wpf" Version="3.1.0" />
     <PackageReference Include="Onova" Version="2.6.2" />