diff --git a/gzip.changes b/gzip.changes
index 4ded361..6a94bdd 100644
--- a/gzip.changes
+++ b/gzip.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Mar 23 15:14:56 UTC 2017 - kstreitova@suse.com
+
+- cleanup with spec-cleaner
+- use loop with a range instead of a number list
+
 -------------------------------------------------------------------
 Wed Apr 27 10:14:03 UTC 2016 - mpluskal@suse.com
 
diff --git a/gzip.spec b/gzip.spec
index 5b5e7d2..f3c2467 100644
--- a/gzip.spec
+++ b/gzip.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package gzip
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -79,7 +79,7 @@ make %{?_smp_mflags} LDFLAGS="-pie"
 %endif
 
 %check
-for i in 1 2 3 4 5 6 7 8 9; do
+for i in {1..9}; do
   for f in build-aux/texinfo.tex /bin/bash; do
     basef=${f##*/}
     time ./gzip -$i < $f > $basef.gz
@@ -90,7 +90,7 @@ for i in 1 2 3 4 5 6 7 8 9; do
 done
 
 %install
-make %{?_smp_mflags} DESTDIR=%{buildroot} install
+%make_install
 #UsrMerge
 mkdir -p %{buildroot}/bin
 ln -sf %{_bindir}/gzip %{_bindir}/gunzip %{_bindir}/zcat %{buildroot}/bin