diff --git a/byacc.changes b/byacc.changes
index 3fed42d..ba0dc7a 100644
--- a/byacc.changes
+++ b/byacc.changes
@@ -1,3 +1,17 @@
+-------------------------------------------------------------------
+Sat Aug  3 03:46:44 UTC 2013 - crrodriguez@opensuse.org
+
+- run test suite 
+- use --program-prefix instead of moving/renaming executables 
+  around.
+
+-------------------------------------------------------------------
+Sat Aug  3 03:28:21 UTC 2013 - crrodriguez@opensuse.org
+
+- byacc 20130304
+* too many since 2010 to list here.. see 
+http://invisible-island.net/byacc/CHANGES
+
 -------------------------------------------------------------------
 Sat Sep 17 21:10:51 UTC 2011 - jengelh@medozas.de
 
diff --git a/byacc.spec b/byacc.spec
index 0b3e6ab..9dfb943 100644
--- a/byacc.spec
+++ b/byacc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package byacc
 #
-# Copyright (c) 2011 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2013 SUSE LINUX Products GmbH, Nuernberg, Germany.
 # Copyright (c) 2010 Guido Berhoerster.
 #
 # All modifications and additions to the file contributed by third parties
@@ -17,13 +17,12 @@
 #
 
 
-
 Name:           byacc
-Version:        20100216
-Release:        1
+Version:        20130304
+Release:        0
 Summary:        LALR(1) parser generator
-Group:          Development/Languages/C and C++
 License:        SUSE-Public-Domain
+Group:          Development/Languages/C and C++
 Url:            http://invisible-island.net/byacc/byacc.html
 Source:         http://invisible-island.net/datafiles/release/byacc.tar.gz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
@@ -35,23 +34,24 @@ the AT&T Yacc documentation. In contrast to bison, it is written to avoid
 dependencies upon a particular compiler.
 
 %prep
-%setup
+%setup -q
 
 %build
 # without --with-warnings several functions will not be marked with gcc's
 # noreturn attribute and produce warnings when $RPM_OPT_FLAGS contains -Wall
-%configure --with-warnings
+%configure --with-warnings --program-prefix=b
 make %{?_smp_mflags}
 
 %install
 %makeinstall
-mv %{buildroot}%{_bindir}/yacc %{buildroot}%{_bindir}/byacc
-mv %{buildroot}%{_mandir}/man1/yacc.1 %{buildroot}%{_mandir}/man1/byacc.1
+
+%check
+make check
 
 %files
 %defattr(-,root,root,-)
 %doc ACKNOWLEDGEMENTS CHANGES NEW_FEATURES NO_WARRANTY NOTES README
-%doc %{_mandir}/man1/byacc.1*
+%{_mandir}/man1/byacc.1*
 %{_bindir}/byacc
 
 %changelog
diff --git a/byacc.tar.gz b/byacc.tar.gz
index 1a68d41..551c88f 100644
--- a/byacc.tar.gz
+++ b/byacc.tar.gz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:805309c131dcd45ae1cb6b385228633244070f11a63688e34d7d14448e204fa0
-size 155635
+oid sha256:dd8397174e088baf57cf4d344023a34b0758b7bbb8a1dfcdafdc234b8eb57924
+size 242146