diff --git a/core/modules/field_ui/field_ui-rtl.css b/core/modules/field_ui/field_ui.admin-rtl.css
similarity index 100%
rename from core/modules/field_ui/field_ui-rtl.css
rename to core/modules/field_ui/field_ui.admin-rtl.css
diff --git a/core/modules/field_ui/field_ui.css b/core/modules/field_ui/field_ui.admin.css
similarity index 99%
rename from core/modules/field_ui/field_ui.css
rename to core/modules/field_ui/field_ui.admin.css
index ae469e2075dbc202525e5d9ed5402e436cd4faf6..0fb0349a93f53fc1a91e96d17799cd17dd233740 100644
--- a/core/modules/field_ui/field_ui.css
+++ b/core/modules/field_ui/field_ui.admin.css
@@ -2,7 +2,7 @@
  * @file
  * Stylesheet for the Field UI module.
  */
- 
+
 /* 'Manage fields' and 'Manage display' overviews */
 table.field-ui-overview tr.add-new .label-input {
   float: left; /* LTR */
diff --git a/core/modules/field_ui/field_ui.admin.inc b/core/modules/field_ui/field_ui.admin.inc
index cec0d842ca958324c31f0691cc487310d543b54a..d45f0b63a44c0cbe5111d9ece1751c28bb9ca555 100644
--- a/core/modules/field_ui/field_ui.admin.inc
+++ b/core/modules/field_ui/field_ui.admin.inc
@@ -631,7 +631,7 @@ function field_ui_field_overview_form($form, &$form_state, $entity_type, $bundle
   $form['actions'] = array('#type' => 'actions');
   $form['actions']['submit'] = array('#type' => 'submit', '#value' => t('Save'));
 
-  $form['#attached']['css'][] = drupal_get_path('module', 'field_ui') . '/field_ui.css';
+  $form['#attached']['css'][] = drupal_get_path('module', 'field_ui') . '/field_ui.admin.css';
   $form['#attached']['js'][] = drupal_get_path('module', 'field_ui') . '/field_ui.js';
 
   // Add settings for the update selects behavior.
@@ -1219,7 +1219,7 @@ function field_ui_display_overview_form($form, &$form_state, $entity_type, $bund
   $form['actions']['submit'] = array('#type' => 'submit', '#value' => t('Save'));
 
   $form['#attached']['js'][] = drupal_get_path('module', 'field_ui') . '/field_ui.js';
-  $form['#attached']['css'][] = drupal_get_path('module', 'field_ui') . '/field_ui.css';
+  $form['#attached']['css'][] = drupal_get_path('module', 'field_ui') . '/field_ui.admin.css';
 
   // Add tabledrag behavior.
   $form['#attached']['drupal_add_tabledrag'][] = array('field-display-overview', 'order', 'sibling', 'field-weight');