diff --git a/src/Platform/Microsoft.Testing.Platform/IPC/NamedPipeServer.cs b/src/Platform/Microsoft.Testing.Platform/IPC/NamedPipeServer.cs
index c850f6ac08..b6af14bb9f 100644
--- a/src/Platform/Microsoft.Testing.Platform/IPC/NamedPipeServer.cs
+++ b/src/Platform/Microsoft.Testing.Platform/IPC/NamedPipeServer.cs
@@ -273,7 +273,7 @@ public static PipeNameDescription GetPipeName(string name)
                     PlatformResources.CouldNotFindDirectoryErrorMessage,
 #endif
                     directoryId))
-                : Path.Combine(directoryId, ".pipe"), true);
+                : Path.Combine(directoryId, ".p"), true);
     }
 
     public void Dispose()