diff --git a/wp-includes/js/tinymce/plugins/wordpress/css/content.css b/wp-includes/js/tinymce/plugins/wordpress/css/content.css
index 890b0c09d..8cf986c51 100644
--- a/wp-includes/js/tinymce/plugins/wordpress/css/content.css
+++ b/wp-includes/js/tinymce/plugins/wordpress/css/content.css
@@ -8,10 +8,10 @@
 	margin: 15px auto 0;
 }
 .mceWPmore {
-	background: #ffffff url(../img/more_bug.gif) no-repeat right top;
+	background: transparent url(../img/more_bug.gif) no-repeat right top;
 }
 .mceWPnextpage {
-    background: #ffffff url(../img/page_bug.gif) no-repeat right top;
+    background: transparent url(../img/page_bug.gif) no-repeat right top;
 }
 
 img.wpGallery {