diff --git a/src/Illuminate/Foundation/Configuration/Exceptions.php b/src/Illuminate/Foundation/Configuration/Exceptions.php
index b04748f0f45..b02753abe4c 100644
--- a/src/Illuminate/Foundation/Configuration/Exceptions.php
+++ b/src/Illuminate/Foundation/Configuration/Exceptions.php
@@ -223,5 +223,7 @@ public function truncateRequestExceptionsAt(int $length)
     public function dontTruncateRequestExceptions()
     {
         RequestException::dontTruncate();
+
+        return $this;
     }
 }