diff --git a/src/wp-includes/class-wp-image-editor-gd.php b/src/wp-includes/class-wp-image-editor-gd.php
index 303f5004c0..be6e6f475f 100644
--- a/src/wp-includes/class-wp-image-editor-gd.php
+++ b/src/wp-includes/class-wp-image-editor-gd.php
@@ -18,7 +18,7 @@ class WP_Image_Editor_GD extends WP_Image_Editor {
 
 	protected $image = false; // GD Resource
 
-	function __destruct() {
+	public function __destruct() {
 		if ( $this->image ) {
 			// we don't need the original in memory anymore
 			imagedestroy( $this->image );
diff --git a/src/wp-includes/class-wp-image-editor-imagick.php b/src/wp-includes/class-wp-image-editor-imagick.php
index 4ebed4bae7..e65dd2e1c1 100644
--- a/src/wp-includes/class-wp-image-editor-imagick.php
+++ b/src/wp-includes/class-wp-image-editor-imagick.php
@@ -18,7 +18,7 @@ class WP_Image_Editor_Imagick extends WP_Image_Editor {
 
 	protected $image = null; // Imagick Object
 
-	function __destruct() {
+	public function __destruct() {
 		if ( $this->image instanceof Imagick ) {
 			// we don't need the original in memory anymore
 			$this->image->clear();