--- loncom/interface/lonfeedback.pm	2017/12/18 22:36:52	1.377
+++ loncom/interface/lonfeedback.pm	2017/12/18 23:20:48	1.378
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Feedback
 #
-# $Id: lonfeedback.pm,v 1.377 2017/12/18 22:36:52 raeburn Exp $
+# $Id: lonfeedback.pm,v 1.378 2017/12/18 23:20:48 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4552,6 +4552,8 @@ ENDREDIR
 	  ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
 	  ||
 	  ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
+          ||
+          (($env{'request.course.id'} && ($feedurl =~ /ext\.tool$/)))
 	  ) {
 	  &Apache::loncommon::content_type($r,'text/html');
 	  $r->send_http_header;