diff --git a/src/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php b/src/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
index f462928847c77..facd23ac02421 100644
--- a/src/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
+++ b/src/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
@@ -920,7 +920,7 @@ public function update_item( $request ) {
 				return new WP_Error(
 					'rest_comment_invalid_post_id',
 					__( 'Invalid post ID.' ),
-					array( 'status' => 403 )
+					array( 'status' => 404 )
 				);
 			}
 		}