diff --git a/include/tclap/CmdLine.h b/include/tclap/CmdLine.h
index 11da062..dbd65db 100644
--- a/include/tclap/CmdLine.h
+++ b/include/tclap/CmdLine.h
@@ -364,7 +364,7 @@ inline void CmdLine::_constructor()
 	if ( _helpAndVersion )
 	{
 		v = new HelpVisitor( this, &_output );
-		SwitchArg* help = new SwitchArg("h","help",
+		SwitchArg* help = new SwitchArg("?","help",
 		                      "Displays usage information and exits.",
 		                      false, v);
 		add( help );