--- a/contrib/chg/README	Sat Jun 11 20:25:49 2016 +0100
+++ b/contrib/chg/README	Mon Jun 13 21:30:14 2016 +0100
@@ -28,3 +28,5 @@
 
  * CHGDEBUG enables debug messages.
  * CHGSOCKNAME specifies the socket path of the background cmdserver.
+ * CHGTIMEOUT specifies how many seconds chg will wait before giving up
+   connecting to a cmdserver. If it is 0, chg will wait forever. Default: 10