diff --git a/autoconf.spec b/autoconf.spec
index 0b3617c..d7e6396 100644
--- a/autoconf.spec
+++ b/autoconf.spec
@@ -1,7 +1,7 @@
 Summary:	A GNU tool for automatically configuring source code.
 Name:		autoconf
 Version:	2.59
-Release:	10
+Release:	11
 License:	GPL
 Group:		Development/Tools
 Source:		http://ftp.gnu.org/gnu/autoconf/autoconf-%{version}.tar.bz2
@@ -9,7 +9,7 @@ Patch0:     autoconf-2.59-intrinsic.patch
 URL:		http://www.gnu.org/software/autoconf/
 BuildRequires:	sed, m4, emacs
 Prereq(post,preun):	/sbin/install-info
-Requires:	gawk, m4, mktemp, perl, textutils
+Requires:	gawk, m4, mktemp, perl, textutils, imake
 BuildArchitectures:	noarch
 BuildRoot:	%{_tmppath}/%{name}-root
 
@@ -69,6 +69,9 @@ fi
 %doc AUTHORS COPYING ChangeLog NEWS README THANKS TODO
 
 %changelog
+* Thu Jul 27 2006 Karsten Hopp <karsten@redhat.de> 2.59-11
+- Requires imake for _AC_PATH_X
+
 * Thu Jul 20 2006 Karsten Hopp <karsten@redhat.de> 2.59-10
 - rebuild