diff --git a/config/app.php b/config/app.php
index e16e4a7ac36e..40636c40d1b0 100644
--- a/config/app.php
+++ b/config/app.php
@@ -47,7 +47,7 @@
     |
     */
 
-    'debug' => env('APP_DEBUG', false),
+    'debug' => (bool) env('APP_DEBUG', false),
 
     /*
     |--------------------------------------------------------------------------