diff --git a/adns.changes b/adns.changes
index 5768019..59a1b38 100644
--- a/adns.changes
+++ b/adns.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Dec 20 11:24:52 UTC 2011 - coolo@suse.com
+
+- add autoconf as buildrequire to avoid implicit dependency
+
 -------------------------------------------------------------------
 Tue Nov 22 15:09:47 UTC 2011 - jengelh@medozas.de
 
diff --git a/adns.spec b/adns.spec
index 59cc83f..e2369e9 100644
--- a/adns.spec
+++ b/adns.spec
@@ -15,16 +15,14 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
-
-
 Name:           adns
 %define lname	libadns1
 Version:        1.4
-Release:        83
-License:        GPLv2+
-Group:          Productivity/Networking/DNS/Utilities
-URL:            http://www.chiark.greenend.org.uk/~ian/adns/
+Release:        0
+Url:            http://www.chiark.greenend.org.uk/~ian/adns/
 Summary:        Advanced Easy-to-Use Asynchronous-Capable DNS Utilities
+License:        GPL-2.0+
+Group:          Productivity/Networking/DNS/Utilities
 Source:         %{name}-%{version}.tar.bz2
 Source1:        README.SUSE
 Source2:        baselibs.conf
@@ -34,6 +32,7 @@ Patch2:         %{name}-%{version}-ipv6.patch
 Patch3:         adns-visibility.patch
 Patch4:         adns-ocloexec.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+BuildRequires:  autoconf
 
 %description
 adns includes a collection of useful DNS resolver utilities.