diff --git a/gnome-icon-theme.spec b/gnome-icon-theme.spec
index 7b81f3f..0ecabeb 100644
--- a/gnome-icon-theme.spec
+++ b/gnome-icon-theme.spec
@@ -53,10 +53,10 @@ for size in 8x8 16x16 22x22 24x24 32x32 48x48 256x256; do
   )
 done
 
-tar xj -C $RPM_BUILD_ROOT/usr/share/icons/gnome -f %{SOURCE1}
+tar x -C $RPM_BUILD_ROOT/usr/share/icons/gnome -f %{SOURCE1}
 cp %{SOURCE3} $RPM_BUILD_ROOT/usr/share/icons/gnome/16x16/apps
-tar xj -C $RPM_BUILD_ROOT/usr/share/icons/gnome -f %{SOURCE4}
-tar xj -C $RPM_BUILD_ROOT/usr/share/icons/gnome -f %{SOURCE5}
+tar x -C $RPM_BUILD_ROOT/usr/share/icons/gnome -f %{SOURCE4}
+tar x -C $RPM_BUILD_ROOT/usr/share/icons/gnome -f %{SOURCE5}
 
 sed -i -e 's#^\(Directories=.*\)$#\1,scalable/apps,scalable/actions,scalable/devices,scalable/status#' $RPM_BUILD_ROOT/usr/share/icons/gnome/index.theme