diff --git a/media_gallery.install b/media_gallery.install
index 4d468fc..a3a60e4 100644
--- a/media_gallery.install
+++ b/media_gallery.install
@@ -1303,3 +1303,79 @@ function media_gallery_update_7010() {
   }
   field_bundle_settings('file', $bundle, $bundle_settings);
 }
+
+/**
+ * Renames field media_gallery_media => media_gallery_file
+ */
+function media_gallery_update_7011() {
+  $old = 'media_gallery_media';
+  $new = 'media_gallery_file';
+
+  if (db_table_exists('field_data_'.$new)) {
+    if (db_select('field_data_'.$new, 'f')->fields('f')->execute()->rowCount()==0 && db_table_exists('field_data_'.$old)) {
+      db_drop_table('field_data_'.$new); 
+      db_drop_table('field_revision_'.$new); 
+    } else {
+      return t('Media gallery already using new field.  Not performing upgrade.');
+    }
+  }
+  
+  //see: http://zgadzaj.com/how-to-change-the-machine-name-of-a-content-field-in-drupal-7
+  $transaction = db_transaction();
+  $schema = array(
+    'media_gallery_media_fid' => array(
+        //int(10) 		UNSIGNED 	Yes 	NULL
+      'type' => 'int',
+      'unsignged' => TRUE,
+      'not null' => FALSE,
+      'default' => NULL,
+    ),    
+    'media_gallery_media_display' => array(
+        //tinyint(3) 		UNSIGNED 	No 	1
+      'type' => 'int',
+      'size' => 'tiny',
+      'unsignged' => TRUE,
+      'not null' => TRUE,
+      'default' => 1,
+    ),
+    'media_gallery_media_description' => array(
+      //text 	utf8_general_ci 		Yes 	NULL
+      'type' => 'text',
+      'not null' => FALSE,
+      'default' => NULL,
+    ),
+  );
+    
+  try {
+    db_update('field_config')
+      ->fields(array('field_name' => $new))
+      ->condition('field_name', $old)
+      ->execute();
+      
+    db_update('field_config_instance')
+      ->fields(array('field_name' => $new))
+      ->condition('field_name', $old)
+      ->execute();
+    
+    foreach (array('field_data_', 'field_revision_') as $table_pre) {
+      $old_table = $table_pre . $old;
+      $new_table = $table_pre . $new;
+    
+      db_rename_table($old_table, $new_table);
+  
+      //drop index.  media_gallery_media_fid
+      db_drop_index($new_table, 'media_gallery_media_fid');  
+      foreach (array('fid', 'display', 'description') as $field) {
+        $spec = $schema["${old}_${field}"];
+        $keys = ($field == 'fid') ? array('indexes' => array('media_gallery_file_fid' => array('media_gallery_file_fid'))) : array();
+        db_change_field($new_table, "${old}_${field}", "${new}_${field}", $spec, $keys);        
+      }
+      
+    }
+  } catch (Exception $e) {
+    $transaction->rollback();
+    throw new DrupalUpdateException('Could not update Media Gallery\'s media_gallery_media field.  Rolling back changes.');
+  }
+  
+  return t('Updated Media Gallery field.');
+}