diff --git a/src/StaticWebAssetsSdk/Tasks/ScopedCss/ComputeCssScope.cs b/src/StaticWebAssetsSdk/Tasks/ScopedCss/ComputeCssScope.cs
index 95fa3e9cea84..9779a6e3937a 100644
--- a/src/StaticWebAssetsSdk/Tasks/ScopedCss/ComputeCssScope.cs
+++ b/src/StaticWebAssetsSdk/Tasks/ScopedCss/ComputeCssScope.cs
@@ -10,6 +10,7 @@
 
 namespace Microsoft.AspNetCore.StaticWebAssets.Tasks;
 
+[MSBuildMultiThreadableTask]
 public class ComputeCssScope : Task
 {
     [Required]