From 50d81c9de0f8a93bbed5fa9d82b69877d0daa218 Mon Sep 17 00:00:00 2001
From: Brent Shaffer <betterbrent@google.com>
Date: Tue, 28 Nov 2023 08:01:25 -0800
Subject: [PATCH] Update src/Credentials/GCECredentials.php

---
 src/Credentials/GCECredentials.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Credentials/GCECredentials.php b/src/Credentials/GCECredentials.php
index 2a6304bb9..7849eccfc 100644
--- a/src/Credentials/GCECredentials.php
+++ b/src/Credentials/GCECredentials.php
@@ -536,7 +536,7 @@ public function getProjectId(callable $httpHandler = null)
      */
     public function getUniverseDomain(callable $httpHandler = null): string
     {
-        if ($this->universeDomain) {
+        if (null !== $this->universeDomain) {
             return $this->universeDomain;
         }