diff --git a/doc/lispref/back.texi b/doc/lispref/back.texi
index 2bdef7b6cc2..c423b5668c2 100644
--- a/doc/lispref/back.texi
+++ b/doc/lispref/back.texi
@@ -1,4 +1,4 @@
-\input /home/gd/gnu/doc/texinfo.tex  @c -*-texinfo-*-
+\input texinfo  @c -*-texinfo-*-
 @c This is part of the GNU Emacs Lisp Reference Manual.
 @c Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
 @c   Free Software Foundation, Inc.