--- loncom/loncapa_apache.conf	2015/05/28 20:40:53	1.215.2.15
+++ loncom/loncapa_apache.conf	2016/08/05 11:55:11	1.215.2.16
@@ -2,7 +2,7 @@
 ## loncapa_apache.conf -- Apache HTTP LON-CAPA configuration file
 ##
 
-# $Id: loncapa_apache.conf,v 1.215.2.15 2015/05/28 20:40:53 raeburn Exp $
+# $Id: loncapa_apache.conf,v 1.215.2.16 2016/08/05 11:55:11 raeburn Exp $
 
 #
 # LON-CAPA Section (extensions to httpd.conf daemon configuration)
@@ -1551,6 +1551,10 @@ AllowOverride None
    DirectoryIndex disabled
 </DirectoryMatch>
 
+<DirectoryMatch "^/home/httpd/html/res/.+/">
+   DirectoryIndex disabled
+</DirectoryMatch>
+
 # ============================================================= Access Handlers
 
 # ------------------------------------------------- Allow server-status reports