diff --git a/tests/xharness/Jenkins/TestTasks/AppleTestTask.cs b/tests/xharness/Jenkins/TestTasks/AppleTestTask.cs
index 1e0f2af1da8..185c78d164d 100644
--- a/tests/xharness/Jenkins/TestTasks/AppleTestTask.cs
+++ b/tests/xharness/Jenkins/TestTasks/AppleTestTask.cs
@@ -17,7 +17,7 @@ abstract class AppleTestTask : Microsoft.DotNet.XHarness.iOS.Shared.Tasks.TestTa
 
 		public override string LogDirectory {
 			get {
-				var rv = Path.Combine (Jenkins.LogDirectory, TestName, ID.ToString ());
+				var rv = Path.Combine (Jenkins.LogDirectory, TestName.Replace (" ", "-"), ID.ToString ());
 				Directory.CreateDirectory (rv);
 				return rv;
 			}