diff --git a/fusion_core/template.php b/fusion_core/template.php
index 18e1447..87f6f05 100644
--- a/fusion_core/template.php
+++ b/fusion_core/template.php
@@ -61,7 +61,7 @@ function fusion_core_preprocess_html(&$vars) {
   foreach ($themes as $name => $path) {
     $file = theme_get_setting('theme_grid') . '.css';
     if (file_exists($path . '/css/' . $file)) {
-      drupal_add_css($path . '/css/' . $file, array('basename' => $name . '-' . $file, 'group' => CSS_THEME, 'preprocess' => TRUE));
+      drupal_add_css($path . '/css/' . $file, array('group' => CSS_THEME, 'preprocess' => TRUE));
     }
     if (file_exists($path . '/css/local.css')) {
       drupal_add_css($path . '/css/local.css', array('basename' => $name . '-local.css', 'group' => CSS_THEME, 'preprocess' => TRUE));