diff --git a/TriasDev.Templify.Gui/TriasDev.Templify.Gui.csproj b/TriasDev.Templify.Gui/TriasDev.Templify.Gui.csproj
index 68cbafa..2b299ca 100644
--- a/TriasDev.Templify.Gui/TriasDev.Templify.Gui.csproj
+++ b/TriasDev.Templify.Gui/TriasDev.Templify.Gui.csproj
@@ -14,9 +14,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="11.3.10" />
+    <PackageReference Include="Avalonia" Version="12.0.3" />
     <PackageReference Include="Avalonia.Desktop" Version="11.3.10" />
-    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.10" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="12.0.3" />
     <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.10" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
     <PackageReference Include="Avalonia.Diagnostics" Version="11.3.10">