diff --git a/config/jwt.php b/config/jwt.php
index b211b6aaf..b77686775 100644
--- a/config/jwt.php
+++ b/config/jwt.php
@@ -89,7 +89,7 @@ return [
     |
     */
 
-    'ttl' => env('JWT_TTL', 60),
+    'ttl' => env('JWT_TTL', null),
 
     /*
     |--------------------------------------------------------------------------