diff --git a/mxgrub/mxgrub b/mxgrub/mxgrub
index c82b7d4..91bee3c 100755
--- a/mxgrub/mxgrub
+++ b/mxgrub/mxgrub
@@ -131,7 +131,7 @@ sub root_dev {
 sub scandir {
 	my ($dir)=@_;
 	opendir my $d,$dir or die "$dir: $!\n";
-	return grep !/^\.\.?$/,readdir $dir;
+	return grep !/^\.\.?$/,readdir $d;
 }
 
 our @MARIUX;         # ( 'mariux-3.14.51-69','mariux-3.14.51-68',...)