diff --git a/lib/Zonemaster/Engine/Sanitization/Errors.pm b/lib/Zonemaster/Engine/Sanitization/Errors.pm
index 073a0cf00..61ccf0387 100644
--- a/lib/Zonemaster/Engine/Sanitization/Errors.pm
+++ b/lib/Zonemaster/Engine/Sanitization/Errors.pm
@@ -7,8 +7,8 @@ use warnings;
 
 use Class::Accessor "antlers";
 
-extends(qw/Zonemaster::Engine::Exception/);
 use Zonemaster::Engine::Exception;
+extends(qw/Zonemaster::Engine::Exception/);
 
 
 has 'type' => ( is => 'ro', isa => 'Str' );