diff --git a/weechat.changes b/weechat.changes
index 9660de6..109cee0 100644
--- a/weechat.changes
+++ b/weechat.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Jan  8 15:37:44 UTC 2012 - gber@opensuse.org
+
+- clean up build dependencies
+- build against lua51 for > 12.1
+
 -------------------------------------------------------------------
 Fri Dec  9 13:40:36 UTC 2011 - coolo@suse.com
 
diff --git a/weechat.spec b/weechat.spec
index 0cc1a76..8751575 100644
--- a/weechat.spec
+++ b/weechat.spec
@@ -28,14 +28,26 @@ URL:            http://www.weechat.org
 Group:          Productivity/Networking/IRC
 License:        GPL-3.0+
 BuildRoot:      %{_tmppath}/build-%{name}-%{version}
-BuildRequires:  ncurses-devel perl python-devel cmake
-BuildRequires:  ruby gcc gnutls gnutls-devel glibc-devel aspell-devel
-BuildRequires:  libstdc++-devel gcc-c++
-BuildRequires:  lua-devel ruby-devel
+BuildRequires:  gcc-c++
+BuildRequires:  cmake
+BuildRequires:  pkg-config
+BuildRequires:  libtool
+BuildRequires:  ncurses-devel
+BuildRequires:  perl
+BuildRequires:  python-devel
+%if 0%{?suse_version} > 1210
+BuildRequires:  lua51-devel
+%else
+BuildRequires:  lua-devel
+%endif
+BuildRequires:  ruby-devel
+BuildRequires:  gnutls-devel
+BuildRequires:  aspell-devel
+BuildRequires:  ruby-devel
 BuildRequires:  tcl-devel
-BuildRequires:  lzo-devel libgpg-error libgcrypt
-BuildRequires:  libgpg-error-devel libgcrypt-devel
-BuildRequires:  autoconf automake libtool pkgconfig
+BuildRequires:  lzo-devel
+BuildRequires:  libgpg-error-devel
+BuildRequires:  libgcrypt-devel
 %if 0%{?suse_version:1}
 BuildRequires:  update-desktop-files
 %endif