diff --git a/config/database.php b/config/database.php
index dc722b5fd3e..0faebaee82e 100644
--- a/config/database.php
+++ b/config/database.php
@@ -129,7 +129,7 @@
         'default' => [
             'url' => env('REDIS_URL'),
             'host' => env('REDIS_HOST', '127.0.0.1'),
-            'password' => env('REDIS_PASSWORD', null),
+            'password' => env('REDIS_PASSWORD'),
             'port' => env('REDIS_PORT', '6379'),
             'database' => env('REDIS_DB', '0'),
         ],
@@ -137,7 +137,7 @@
         'cache' => [
             'url' => env('REDIS_URL'),
             'host' => env('REDIS_HOST', '127.0.0.1'),
-            'password' => env('REDIS_PASSWORD', null),
+            'password' => env('REDIS_PASSWORD'),
             'port' => env('REDIS_PORT', '6379'),
             'database' => env('REDIS_CACHE_DB', '1'),
         ],