diff --git a/ack.changes b/ack.changes
index 10ea891..eade089 100644
--- a/ack.changes
+++ b/ack.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Sep 17 10:44:39 UTC 2011 - jengelh@medozas.de
+
+- Remove redundant tags/sections from specfile
+- Use %_smp_mflags for parallel build
+
 -------------------------------------------------------------------
 Sat Feb 26 14:52:08 UTC 2011 - pascal.bleser@opensuse.org
 
diff --git a/ack.spec b/ack.spec
index 2c42221..35c2bb0 100644
--- a/ack.spec
+++ b/ack.spec
@@ -32,13 +32,6 @@ Requires:       perl-base = %{perl_version}
 %description
 ack is a grep-like tool tailored to working with large trees of source code.
 
-
-
-
-Authors:
---------
-    Andy Lester <andy@petdance.com>
-
 %package -n perl-App-Ack
 Summary:        Grep-Like Text Finder Perl Module
 Group:          Development/Libraries/Perl
@@ -58,7 +51,7 @@ code.
 
 %build
 %__perl Makefile.PL PREFIX="%{_prefix}"
-%__make
+make %{?_smp_mflags}
 
 %install
 %perl_make_install
@@ -85,9 +78,6 @@ done
 %check
 %__make test
 
-%clean
-%{?%__rm -rf "%{buildroot}"}
-
 %files
 %defattr(-,root,root)
 %doc rpmdoc_ack/*