diff --git a/mozilla/build/mac/NGLayoutBuildList.pm b/mozilla/build/mac/NGLayoutBuildList.pm
index 42beca610d8..8bac64433c5 100644
--- a/mozilla/build/mac/NGLayoutBuildList.pm
+++ b/mozilla/build/mac/NGLayoutBuildList.pm
@@ -200,7 +200,7 @@ sub Checkout()
 		#//$session->checkout("mozilla/lib/xlate")				|| die "checkout failure";
 	} elsif ($main::pull{runtime}) {
 		$session->checkout("mozilla/build")							|| die "checkout failure";
-		$session->checkout("mozilla/lib/mac/InterfaceLib/InterfaceLib")	|| die "checkout failure";
+		$session->checkout("mozilla/lib/mac/InterfaceLib")	        || die "checkout failure";
 		$session->checkout("mozilla/config")						|| die "checkout failure";
 		$session->checkout("mozilla/lib/mac/NSStdLib")				|| die "checkout failure";
 		$session->checkout("mozilla/lib/mac/NSRuntime")				|| die "checkout failure";