diff --git a/wp-admin/includes/ajax-actions.php b/wp-admin/includes/ajax-actions.php
index dc965d63cc..37fdc72067 100644
--- a/wp-admin/includes/ajax-actions.php
+++ b/wp-admin/includes/ajax-actions.php
@@ -3162,8 +3162,6 @@ function wp_ajax_press_this_add_category() {
  * Ajax handler for cropping an image.
  *
  * @since 4.3.0
- *
- * @global WP_Site_Icon $wp_site_icon
  */
 function wp_ajax_crop_image() {
 	$attachment_id = absint( $_POST['id'] );
@@ -3184,7 +3182,7 @@ function wp_ajax_crop_image() {
 	switch ( $context ) {
 		case 'site-icon':
 			require_once ABSPATH . '/wp-admin/includes/class-wp-site-icon.php';
-			global $wp_site_icon;
+			$wp_site_icon = new WP_Site_Icon();
 
 			// Skip creating a new attachment if the attachment is a Site Icon.
 			if ( get_post_meta( $attachment_id, '_wp_attachment_context', true ) == $context ) {
diff --git a/wp-admin/includes/class-wp-site-icon.php b/wp-admin/includes/class-wp-site-icon.php
index 3afc83def7..a54c60b704 100644
--- a/wp-admin/includes/class-wp-site-icon.php
+++ b/wp-admin/includes/class-wp-site-icon.php
@@ -240,8 +240,3 @@ class WP_Site_Icon {
 		return $value;
 	}
 }
-
-/**
- * @global WP_Site_Icon $wp_site_icon
- */
-$GLOBALS['wp_site_icon'] = new WP_Site_Icon;
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 4ce417c4e5..26174d679d 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.7-alpha-38354';
+$wp_version = '4.7-alpha-38355';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.