diff --git a/PKGBUILD b/PKGBUILD
index 37a694f..ba4a5d9 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -10,7 +10,7 @@ arch=('i686' 'x86_64')
 license=('custom')
 depends=('cups')
 if [ "$CARCH" = 'x86_64' ]; then
-  depends+=('lib32-glibc')
+	depends+=('lib32-glibc')
 fi
 conflicts=('brother-ql500-cupswrapper' 'brother-ql500-cupswrapperinch' 'brother-ql500-lpr')
 provides=('brother-ql500-cupswrapper' 'brother-ql500-cupswrapperinch' 'brother-ql500-lpr')
@@ -22,49 +22,47 @@ sha256sums=('446604f41024395c6f2104e1b5ed3a175f498aa5aa0db9af2341bbb56988b991'
             '8993b585d69c5173b0c9e8db774b07e82dd4f38b4a6be98795119b6655433d89'
             'cdd1955a9996bc246ba54e84f0a5ccbfdf6623962b668188762389aa79ef9811')
 
-prepare()
-{
-  #  do not install in '/usr/local'
-  if [ -d $srcdir/usr/local/Brother ]; then
-    install -d $srcdir/usr/share
-    mv $srcdir/usr/local/Brother/ $srcdir/usr/share/brother
-    rm -rf $srcdir/usr/local
-    sed -i 's|/usr/local/Brother|/usr/share/brother|g' `grep -lr '/usr/local/Brother' ./`
-  fi
+prepare() {
+	#  do not install in '/usr/local'
+	if [ -d $srcdir/usr/local/Brother ]; then
+		install -d $srcdir/usr/share
+		mv $srcdir/usr/local/Brother/ $srcdir/usr/share/brother
+		rm -rf $srcdir/usr/local
+		sed -i 's|/usr/local/Brother|/usr/share/brother|g' $(grep -lr '/usr/local/Brother' ./)
+	fi
 
-  # setup cups directories
-  install -d "$srcdir/usr/share/cups/model"
-  install -d "$srcdir/usr/lib/cups/filter"
+	# setup cups directories
+	install -d "$srcdir/usr/share/cups/model"
+	install -d "$srcdir/usr/lib/cups/filter"
 
-  #  go to the cupswrapper directory and find the source file from wich to generate a ppd- and wrapper-file
-  cd `find . -type d -name 'cupswrapper'`
-  if [ -f cupswrapper* ]; then
-    _wrapper_source=`ls cupswrapper*`
-    sed -i '/^\/etc\/init.d\/cups/d' $_wrapper_source
-    sed -i '/^sleep/d' $_wrapper_source
-    sed -i '/^echo lpadmin/d' $_wrapper_source
-    sed -i '/^lpadmin/d' $_wrapper_source
-    sed -i 's|/usr|$srcdir/usr|g' $_wrapper_source
-    sed -i 's|/opt|$srcdir/opt|g' $_wrapper_source
-    sed -i 's|/model/Brother|/model|g' $_wrapper_source
-    sed -i 's|lpinfo|echo|g' $_wrapper_source
-    export srcdir=$srcdir
-    ./$_wrapper_source
-    sed -i 's|$srcdir||' $srcdir/usr/lib/cups/filter/*lpdwrapper*
-    sed -i "s|$srcdir||" $srcdir/usr/lib/cups/filter/*lpdwrapper*
-    rm $_wrapper_source
-  fi
+	#  go to the cupswrapper directory and find the source file from wich to generate a ppd- and wrapper-file
+	cd $(find . -type d -name 'cupswrapper')
+	if [ -f cupswrapper* ]; then
+		_wrapper_source=$(ls cupswrapper*)
+		sed -i '/^\/etc\/init.d\/cups/d' $_wrapper_source
+		sed -i '/^sleep/d' $_wrapper_source
+		sed -i '/^echo lpadmin/d' $_wrapper_source
+		sed -i '/^lpadmin/d' $_wrapper_source
+		sed -i 's|/usr|$srcdir/usr|g' $_wrapper_source
+		sed -i 's|/opt|$srcdir/opt|g' $_wrapper_source
+		sed -i 's|/model/Brother|/model|g' $_wrapper_source
+		sed -i 's|lpinfo|echo|g' $_wrapper_source
+		export srcdir=$srcdir
+		./$_wrapper_source
+		sed -i 's|$srcdir||' $srcdir/usr/lib/cups/filter/*lpdwrapper*
+		sed -i "s|$srcdir||" $srcdir/usr/lib/cups/filter/*lpdwrapper*
+		rm $_wrapper_source
+	fi
 
-  #  /etc/printcap is managed by cups
-  rm `find $srcdir -type f -name 'setupPrintcap*'`
+	#  /etc/printcap is managed by cups
+	rm $(find $srcdir -type f -name 'setupPrintcap*')
 }
 
 package() {
-  cd "$srcdir"
+	cd "$srcdir"
 
-  cp -R usr $pkgdir
-  if [ -d opt ]; then cp -R opt $pkgdir; fi
+	cp -R usr $pkgdir
+	if [ -d opt ]; then cp -R opt $pkgdir; fi
 
-  install -Dm0644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+	install -Dm0644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
 }
-