diff --git a/flex.changes b/flex.changes
index 7e8f45f..2e73dd0 100644
--- a/flex.changes
+++ b/flex.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Sep 18 17:17:12 UTC 2011 - jengelh@medozas.de
+
+- Apply packaging guidelines (remove redundant/obsolete
+  tags/sections from specfile, etc.)
+
 -------------------------------------------------------------------
 Sun Dec 13 01:32:42 CET 2009 - jengelh@medozas.de
 
diff --git a/flex.spec b/flex.spec
index 63ac306..249ef84 100644
--- a/flex.spec
+++ b/flex.spec
@@ -15,9 +15,6 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
-# norootforbuild
-
-
 Name:           flex
 BuildRequires:  bison gcc-c++ help2man
 Url:            http://flex.sourceforge.net/
@@ -25,7 +22,6 @@ License:        BSD3c(or similar)
 Group:          Development/Languages/C and C++
 Requires:       m4
 PreReq:         %install_info_prereq
-AutoReqProv:    on
 # bug437293
 %ifarch ppc64
 Obsoletes:      flex-64bit
@@ -49,14 +45,6 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 FLEX is a tool for generating scanners: programs that recognize lexical
 patterns in text.
 
-
-
-Authors:
---------
-    Vern Paxson <vern@ee.lbl.gov>
-    Will Estes <wlestes@uncg.edu>
-    John Millaway <millaway@acm.org>
-
 %prep
 %setup -q
 %patch1
@@ -71,20 +59,18 @@ cp %{S:2} .
 %build
 autoreconf -fi
 %configure
-make %{?jobs:-j%jobs}
+make %{?_smp_mflags}
+
+%check
 make check
 
 %install
-rm -rf $RPM_BUILD_ROOT
 make install DESTDIR=$RPM_BUILD_ROOT
 install %{S:1}  $RPM_BUILD_ROOT/%{_bindir}/lex
 ln -s flex $RPM_BUILD_ROOT/%{_bindir}/flex++
 ln -s flex.1.gz $RPM_BUILD_ROOT/%{_mandir}/man1/lex.1.gz
 %find_lang %{name}
 
-%clean
-rm -rf $RPM_BUILD_ROOT
-
 %files -f %{name}.lang
 %defattr(-,root,root)
 /usr/bin/flex