From bbdc693f1a9598e12d57cf1ab3e2d47fd919f1dd Mon Sep 17 00:00:00 2001
From: Seamus Lee <seamuslee001@gmail.com>
Date: Fri, 11 Oct 2019 05:43:46 +1100
Subject: [PATCH] Fix merge hook arrays

---
 CRM/Utils/Hook.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CRM/Utils/Hook.php b/CRM/Utils/Hook.php
index 743a0c4d83cd..3993c4349ae8 100644
--- a/CRM/Utils/Hook.php
+++ b/CRM/Utils/Hook.php
@@ -189,7 +189,7 @@ public function invoke(
     }
     else {
       // We need to ensure tht we will still run known bootstrap related hooks even if the container is not booted.
-      $prebootContainerHooks = $upgradeFriendlyHooks + ['civicrm_entityTypes', 'civicrm_config'];
+      $prebootContainerHooks = array_merge($upgradeFriendlyHooks, ['civicrm_entityTypes', 'civicrm_config']);
       if (!\Civi\Core\Container::isContainerBooted() && !in_array($fnSuffix, $prebootContainerHooks)) {
         return;
       }