diff --git a/config/database.php b/config/database.php
index d13bd5910..199fa14d7 100644
--- a/config/database.php
+++ b/config/database.php
@@ -187,7 +187,7 @@ $db = [
             'url' => env('REDIS_URL'),
             'host' => env('REDIS_HOST', '127.0.0.1'),
             'password' => env('REDIS_PASSWORD', null),
-            'port' => env('REDIS_PORT', 6379),
+            'port' => (int) env('REDIS_PORT', 6379),
             'database' => env('REDIS_DB', env('REDIS_DATABASE', 0)),
         ],
 
@@ -195,7 +195,7 @@ $db = [
             'url' => env('REDIS_URL'),
             'host' => env('REDIS_HOST', '127.0.0.1'),
             'password' => env('REDIS_PASSWORD', null),
-            'port' => env('REDIS_PORT', 6379),
+            'port' => (int) env('REDIS_PORT', 6379),
             'database' => env('REDIS_CACHE_DB', 1),
         ],