diff --git a/src/wp-admin/custom-background.php b/src/wp-admin/custom-background.php
index fd69447594..dc1984210b 100644
--- a/src/wp-admin/custom-background.php
+++ b/src/wp-admin/custom-background.php
@@ -317,9 +317,9 @@ class Custom_Background {
-
+ data-update="">
diff --git a/src/wp-admin/custom-header.php b/src/wp-admin/custom-header.php
index 6ef81c0870..cbf5018294 100644
--- a/src/wp-admin/custom-header.php
+++ b/src/wp-admin/custom-header.php
@@ -557,7 +557,7 @@ class Custom_Image_Header {
else
$style = ' style="display:none;"';
?>
-
+
@@ -604,10 +604,10 @@ class Custom_Image_Header {
?>
-
+ data-update="">
diff --git a/src/wp-content/themes/twentyfifteen/inc/custom-header.php b/src/wp-content/themes/twentyfifteen/inc/custom-header.php
index 69f8b3438a..fe57667410 100644
--- a/src/wp-content/themes/twentyfifteen/inc/custom-header.php
+++ b/src/wp-content/themes/twentyfifteen/inc/custom-header.php
@@ -143,7 +143,7 @@ function twentyfifteen_admin_header_image() {
$header_background_color = get_theme_mod( 'header_background_color', $color_scheme[1] );
?>
-
+
) no-repeat scroll top; background-size: 1600px auto;">
-
+
diff --git a/src/wp-content/themes/twentytwelve/inc/custom-header.php b/src/wp-content/themes/twentytwelve/inc/custom-header.php
index 1657effaf4..6932490281 100644
--- a/src/wp-content/themes/twentytwelve/inc/custom-header.php
+++ b/src/wp-content/themes/twentytwelve/inc/custom-header.php
@@ -155,11 +155,11 @@ function twentytwelve_admin_header_image() {
else
$style = ' style="color:#' . get_header_textcolor() . ';"';
?>
-
+
-