--- loncom/interface/londocs.pm	2013/09/23 17:35:07	1.565
+++ loncom/interface/londocs.pm	2013/10/06 20:33:45	1.566
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.565 2013/09/23 17:35:07 bisitz Exp $
+# $Id: londocs.pm,v 1.566 2013/10/06 20:33:45 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4997,7 +4997,8 @@ my %suporderhash = (
                    foreach my $server (keys(%servers)) {
                        next if (grep(/^\Q$server\E$/,@ids));
                        my $hashid=$coursenum.':'.$coursedom;
-                       &Apache::lonnet::remote_devalidate_cache($server,'suppcount',$hashid);
+                       my $cachekey = &escape('suppcount').':'.&escape($hashid);
+                       &Apache::lonnet::remote_devalidate_cache($server,[$cachekey]);
                    }
                    &Apache::lonnet::get_numsuppfiles($coursenum,$coursedom,1);
                    undef($suppchanges);