diff --git a/runtime/doc/quickref.txt b/runtime/doc/quickref.txt
index 00075b3..326b405 100644
--- a/runtime/doc/quickref.txt
+++ b/runtime/doc/quickref.txt
@@ -1,4 +1,4 @@
-*quickref.txt*  For Vim version 8.0.  Last change: 2017 Aug 01
+*quickref.txt*  For Vim version 8.0.  Last change: 2017 Aug 19
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -974,6 +974,7 @@
 'winfixwidth'	  'wfw'     keep window width when opening/closing windows
 'winminheight'	  'wmh'     minimum number of lines for any window
 'winminwidth'	  'wmw'     minimal number of columns for any window
+'winptydll'		    name of the winpty dynamic library
 'winwidth'	  'wiw'     minimal number of columns for current window
 'wrap'			    long lines wrap and continue on the next line
 'wrapmargin'	  'wm'	    chars from the right where wrapping starts