diff --git a/runtime/doc/quickfix.txt b/runtime/doc/quickfix.txt
index a4c1208..649eb1d 100644
--- a/runtime/doc/quickfix.txt
+++ b/runtime/doc/quickfix.txt
@@ -1,4 +1,4 @@
-*quickfix.txt*  For Vim version 7.4.  Last change: 2016 Mar 23
+*quickfix.txt*  For Vim version 7.4.  Last change: 2016 Jun 02
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -457,6 +457,9 @@
 The BufWinEnter event is also triggered, again using "quickfix" for the buffer
 name.
 
+Note: When adding to an existing quickfix list the autocommand are not
+triggered.
+
 Note: Making changes in the quickfix window has no effect on the list of
 errors.  'modifiable' is off to avoid making changes.  If you delete or insert
 lines anyway, the relation between the text and the error number is messed up.