diff --git a/biber-perl.dif b/biber-perl.dif
deleted file mode 100644
index 05e4a00..0000000
--- a/biber-perl.dif
+++ /dev/null
@@ -1,11 +0,0 @@
---- t/utils.t
-+++ t/utils.t	2013-07-17 08:46:39.829939441 +0000
-@@ -45,7 +45,7 @@ is(File::Spec->canonpath(locate_biber_fi
- SKIP: {
-   skip "No LaTeX installation", 1 unless can_run('kpsewhich');
-   # using kpsewhich
--  like(File::Spec->canonpath(locate_biber_file('plain.tex')), qr|plain.tex\cM*\z|, 'File location - 4');
-+  like(File::Spec->canonpath(locate_biber_file('plain.tex')), qr|plain.tex|, 'File location - 4');
-     }
- 
- # In output_directory
diff --git a/texlive.changes b/texlive.changes
index 9d6fd9f..aedbcfa 100644
--- a/texlive.changes
+++ b/texlive.changes
@@ -1,8 +1,7 @@
 -------------------------------------------------------------------
 Wed Jul 17 08:54:11 UTC 2013 - werner@suse.de
 
-- Add patch biber-perl.dif to avoid trouble with Test::Builder of
-  perl 5.16.2 
+- Use PreReq for own packages instead of Requires(pre)
 
 -------------------------------------------------------------------
 Tue Jul 16 12:36:45 UTC 2013 - werner@suse.de
diff --git a/texlive.spec b/texlive.spec
index 07d13d4..013b126 100644
--- a/texlive.spec
+++ b/texlive.spec
@@ -53,6 +53,19 @@ Summary:        The TeXLive Formatting System
 License:        GPL-2.0+ and GPL-2.0 and GPL-3.0 and LPPL-1.3c and LPPL-1.0 and Artistic-1.0 and Apache-2.0 and MIT and BSD-3-Clause and SUSE-TeX and SUSE-Public-Domain
 Group:          Productivity/Publishing/TeX/Base
 Url:            http://www.tug.org/texlive/
+PreReq:         %{name}-filesystem >= %{texlive_version}
+PreReq:         %{name}-kpathsea-bin >= %{texlive_version}
+PreReq:         %{name}-kpathsea >= %{texlive_version}
+PreReq:         %{name}-tetex-bin >= %{texlive_version}
+PreReq:         %{name}-tetex >= %{texlive_version}
+PreReq:         %{name}-texconfig-bin >= %{texlive_version}
+PreReq:         %{name}-texconfig >= %{texlive_version}
+#!BuildIgnore:  %{name}-kpathsea-bin
+#!BuildIgnore:  %{name}-kpathsea
+#!BuildIgnore:  %{name}-tetex-bin
+#!BuildIgnore:  %{name}-tetex
+#!BuildIgnore:  %{name}-texconfig-bin
+#!BuildIgnore:  %{name}-texconfig
 Requires(pre):  /usr/bin/perl
 Requires(pre):  /usr/bin/clear
 Requires(pre):  /usr/bin/dialog
@@ -61,13 +74,6 @@ Requires(pre):  ed
 Requires(pre):  findutils
 Requires(pre):  grep
 Requires(pre):  sed
-Requires(pre):  %{name}-filesystem >= %{texlive_version}
-Requires(pre):  %{name}-kpathsea-bin >= %{texlive_version}
-Requires(pre):  %{name}-kpathsea >= %{texlive_version}
-Requires(pre):  %{name}-tetex-bin >= %{texlive_version}
-Requires(pre):  %{name}-tetex >= %{texlive_version}
-Requires(pre):  %{name}-texconfig-bin >= %{texlive_version}
-Requires(pre):  %{name}-texconfig >= %{texlive_version}
 Requires(post): coreutils
 Requires(postun): coreutils
 Requires(posttrans): coreutils
@@ -186,8 +192,6 @@ Patch17:        source-64.dif
 Patch18:        source-a2ping.dif
 Patch19:        source-dvipng.dif
 Patch20:        source-asymptote.dif
-# PATCH-FIX-OPENSUSE Avoid trouble with perl 5.16.2 Test::Builder
-Patch31:        biber-perl.dif
 Prefix:         %{_bindir}
 
 %{expand: %%global options %(mktemp /tmp/texlive-opts.XXXXXXXX)}
@@ -2041,8 +2045,7 @@ development packages for TeXLive.
 %patch0
 %if %{with buildbiber}
 pushd ../biblatex-biber-*
-chmod -Rf a+rX,u+w,g-w,o-w .
-%patch31 -p0 -b .pmb
+/usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
 popd
 %endif