diff --git a/src/Session.php b/src/Session.php
index a2ce285af55..7838f8ee49d 100644
--- a/src/Session.php
+++ b/src/Session.php
@@ -2437,9 +2437,7 @@ public static function callAsSystem(callable $fn)
         } finally {
             self::$bypass_right_checks = false;
         }
-        if ($caught_throwable !== null) {
-            throw $caught_throwable;
-        }
+        throw $caught_throwable;
     }
 
     /**