1 files changed, 1 insertions, 1 deletions

diff --git a/src/WixToolset.Core/CommandLine/HelpCommand.cs b/src/WixToolset.Core/CommandLine/HelpCommand.cs
index 1c101781..e57ad132 100644
--- a/src/WixToolset.Core/CommandLine/HelpCommand.cs
+++ b/src/WixToolset.Core/CommandLine/HelpCommand.cs
@@ -4,7 +4,7 @@ namespace WixToolset.Core
 {
     using System;
 
-    internal class HelpCommand : ICommand
+    internal class HelpCommand : ICommandLineCommand
     {
         public HelpCommand(Commands command)
         {