diff --git a/src/wp-includes/post-thumbnail-template.php b/src/wp-includes/post-thumbnail-template.php
index 5aa8beb..4722565 100644
--- a/src/wp-includes/post-thumbnail-template.php
+++ b/src/wp-includes/post-thumbnail-template.php
@@ -192,21 +192,7 @@ function get_the_post_thumbnail_url( $post = null, $size = 'post-thumbnail' ) {
 	if ( ! $post_thumbnail_id ) {
 		return false;
 	}
-
-	$thumbnail_url = wp_get_attachment_image_url( $post_thumbnail_id, $size );
-
-	/**
-	 * Filters the post thumbnail URL
-	 *
-	 * @since 4.8.0
-	 *
-	 * @param string 		$thumbnail_url 		The post thumbnail URL.
-	 * @param int 			$post_id 			The post ID.
-	 * @param int 			$post_thumbnail_id  The post thumbnail ID.
-	 * @param string|array  $size    			The post thumbnail size. Image size or array of width and height
-	 *                                          values (in that order). Default 'post-thumbnail'. 
-	 */
-	return apply_filters( 'get_the_post_thumbnail_url', $thumbnail_url, $post->ID, $post_thumbnail_id, $size );
+	return wp_get_attachment_image_url( $post_thumbnail_id, $size );
 }
 
 /**