--- loncom/homework/daxeopen.pm	2023/08/23 22:25:48	1.10
+++ loncom/homework/daxeopen.pm	2023/08/23 22:34:48	1.11
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Opening converted problems and directory listings for Daxe
 #
-# $Id: daxeopen.pm,v 1.10 2023/08/23 22:25:48 raeburn Exp $
+# $Id: daxeopen.pm,v 1.11 2023/08/23 22:34:48 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -108,7 +108,7 @@ sub directory_listing {
         $res .= "<directory name=\"/\">\n";
         $res .= "<directory name=\"priv\"/>\n";
         $res .= "<directory name=\"res\"/>\n";
-    } elsif ($uri !~ /^\/(priv|res)\//) {
+    } elsif ($uri !~ m{^/(priv|res)/}) {
         $request->content_type('text/plain');
         $request->print(&mt('Not found: [_1]',$uri));
         $request->status(404);