diff --git a/.hgignore b/.hgignore
index d88b97b..fa8006e 100644
--- a/.hgignore
+++ b/.hgignore
@@ -57,6 +57,7 @@ doxymacs/no-autoconf/Makefile
 doxymacs/no-autoconf/Makefile.in
 doxymacs/lisp/elc-stamp
 
+org-mode/lisp/org-install.el
 org-mode/doc/orgguide.html
 org-mode/doc/orgguide.pdf
 org-mode/doc/org.html