diff --git a/putty.spec b/putty.spec
index 752ebf0..11b72c4 100644
--- a/putty.spec
+++ b/putty.spec
@@ -53,27 +53,27 @@ make %{?_smp_mflags} -C icons cicons pngs
 
 %install
 %make_install
-
-mkdir -p %{buildroot}%{_datadir}/applications/
-cat >%{buildroot}%{_datadir}/applications/%{name}.desktop <<EOF
-[Desktop Entry]
-Name=PuTTY SSH Client
-GenericName=PuTTY
-Comment=Connect to an SSH server with PuTTY
-Exec=putty
-Icon=putty
-Terminal=false
-Type=Application
-Categories=GTK;Network;RemoteAccess;
+b="%buildroot"
+mkdir -p "$b/%_datadir/applications/"
+cat >"$b/%_datadir/applications/%name.desktop" <<-EOF
+	[Desktop Entry]
+	Name=PuTTY SSH Client
+	GenericName=PuTTY
+	Comment=Connect to an SSH server with PuTTY
+	Exec=putty
+	Icon=putty
+	Terminal=false
+	Type=Application
+	Categories=GTK;Network;RemoteAccess;
 EOF
 
 %suse_update_desktop_file -n %name
 
-mkdir -p %{buildroot}%{_datadir}/pixmaps/
-install -m644 icons/xpmpterm.c %{buildroot}%{_datadir}/pixmaps/pterm.xpm
-install -m644 icons/xpmputty.c %{buildroot}%{_datadir}/pixmaps/putty.xpm
-install -m644 icons/pterm-32.png %{buildroot}%{_datadir}/pixmaps/pterm.png
-install -m644 icons/putty-32.png %{buildroot}%{_datadir}/pixmaps/putty.png
+mkdir -p "$b/%_datadir/pixmaps/"
+install -m644 icons/xpmpterm.c "$b/%_datadir/pixmaps/pterm.xpm"
+install -m644 icons/xpmputty.c "$b/%_datadir/pixmaps/putty.xpm"
+install -m644 icons/pterm-32.png "$b/%_datadir/pixmaps/pterm.png"
+install -m644 icons/putty-32.png "$b/%_datadir/pixmaps/putty.png"
 
 %check
 make check