diff --git a/tests/SuavoAgent.Setup.Tests/SuavoAgent.Setup.Tests.csproj b/tests/SuavoAgent.Setup.Tests/SuavoAgent.Setup.Tests.csproj
index 1981e90b..6ddde7c3 100644
--- a/tests/SuavoAgent.Setup.Tests/SuavoAgent.Setup.Tests.csproj
+++ b/tests/SuavoAgent.Setup.Tests/SuavoAgent.Setup.Tests.csproj
@@ -21,8 +21,8 @@
       ship green without a UI smoke check. Versions track SuavoAgent.Setup's
       Avalonia 11.2.0 PackageReferences.
     -->
-    <PackageReference Include="Avalonia.Headless" Version="11.2.0" />
-    <PackageReference Include="Avalonia.Headless.XUnit" Version="11.2.0" />
+    <PackageReference Include="Avalonia.Headless" Version="12.1.0" />
+    <PackageReference Include="Avalonia.Headless.XUnit" Version="12.1.0" />
   </ItemGroup>
 
   <ItemGroup>