diff --git css_injector.module css_injector.module
index ad57131..ec29ad9 100644
--- css_injector.module
+++ css_injector.module
@@ -50,7 +50,7 @@ function css_injector_init() {
   foreach ($css_rules as $css_rule) {
     if (_css_injector_evaluate_rule($css_rule)) {
       $filepath = _css_injector_rule_path($css_rule['crid']);
-      drupal_add_css($filepath, array('type' => 'file', 'media' => $css_rule['media'], 'preprocess' => $css_rule['preprocess']));
+      drupal_add_css($filepath, array('type' => 'file', 'media' => $css_rule['media'], 'preprocess' => $css_rule['preprocess'], 'group' => CSS_THEME, 'weight' => 10));
     }
   }
 }