diff --git wp-admin/edit-form-blocks.php wp-admin/edit-form-blocks.php
index 29bf93e80e..373a6b3cc4 100644
--- wp-admin/edit-form-blocks.php
+++ wp-admin/edit-form-blocks.php
@@ -226,6 +226,8 @@ foreach ( $image_size_names as $image_size_slug => $image_size_name ) {
 // Lock settings.
 $user_id = wp_check_post_lock( $post->ID );
 if ( $user_id ) {
+	$locked = false;
+
 	/** This filter is documented in wp-admin/includes/post.php */
 	if ( apply_filters( 'show_post_locked_dialog', true, $post, $user_id ) ) {
 		$locked = true;