diff --git a/files.pl b/files.pl
index c39bd2a7..b792d7c1 100755
--- a/files.pl
+++ b/files.pl
@@ -32,6 +32,7 @@ sub usage {
 
 sub wanted {
 	my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size) = stat($_);
+	return unless defined $size;
 	my $path = $File::Find::name;
 	$path =~ tr/\//;/;		# delimiter
 	$path =~ tr/;.a-zA-Z0-9-/_/c;	# ditch whitespace and other chars