diff --git a/test/IntegrationTests/MSTest.IntegrationTests/OutputTests.cs b/test/IntegrationTests/MSTest.IntegrationTests/OutputTests.cs
index 1a5aa433fc..d074078f1d 100644
--- a/test/IntegrationTests/MSTest.IntegrationTests/OutputTests.cs
+++ b/test/IntegrationTests/MSTest.IntegrationTests/OutputTests.cs
@@ -12,9 +12,9 @@ public class OutputTests : CLITestBase
 {
     private const string TestAssetName = "OutputTestProject";
 
-    public void OutputIsNotMixedWhenTestsRunInParallel() => ValidateOutputForClass("UnitTest1");
+    public async Task OutputIsNotMixedWhenTestsRunInParallel() => await ValidateOutputForClass("UnitTest1");
 
-    public void OutputIsNotMixedWhenAsyncTestsRunInParallel() => ValidateOutputForClass("UnitTest2");
+    public async Task OutputIsNotMixedWhenAsyncTestsRunInParallel() => await ValidateOutputForClass("UnitTest2");
 
     private static async Task ValidateOutputForClass(string className)
     {