diff --git a/util/copy.pl b/util/copy.pl
index c4aeea6a18..f93fb251db 100644
--- a/util/copy.pl
+++ b/util/copy.pl
@@ -26,7 +26,8 @@ foreach $arg (@ARGV) {
 		next;
 		}
 	$arg =~ s|\\|/|g;	# compensate for bug/feature in cygwin glob...
-	foreach (glob qq("$arg"))
+	$arg = qq("$arg") if ($arg =~ /\s/);	# compensate for bug in 5.10...
+	foreach (glob $arg)
 		{
 		push @filelist, $_;
 		}