diff --git a/wysiwyg_mediaembed.module b/wysiwyg_mediaembed.module
index fa0c88b..b4c066c 100644
--- a/wysiwyg_mediaembed.module
+++ b/wysiwyg_mediaembed.module
@@ -9,7 +9,7 @@ function wysiwyg_mediaembed_wysiwyg_plugin($editor, $version) {
       return array(
         'mediaembed' => array(
           'buttons' => array(
-             'MediaEmbed' => 'Media Embed',
+             'mediaembed' => 'Media Embed',
           ),
           'path' => drupal_get_path('module', 'wysiwyg_mediaembed') . '/plugin/mediaembed',
           'url' => 'http://ckeditor.com/addon/mediaembed',