diff --git a/src/Options.php b/src/Options.php
index 4cbfe9604..4d5e16115 100644
--- a/src/Options.php
+++ b/src/Options.php
@@ -1194,6 +1194,9 @@ public function getHttpContext()
 
     public function validateArtifactPath(?string $path, string $option)
     {
+        if ($path === null) {
+            return true;
+        }
         $parsed_uri = parse_url($path);
         if ($parsed_uri === false || (array_key_exists("scheme", $parsed_uri) && strtolower($parsed_uri["scheme"]) === "phar")) {
             return false;