diff --git a/Makefile.PL b/Makefile.PL
index 6517dce..6063e24 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -16,6 +16,7 @@
   PREREQ_PM => {
     'Mojolicious' => '5.00',
     'Mojolicious::Plugin::TagHelpers::Pagination' => 0.05,
+    'Mojolicious::Plugin::TagHelpers::MailToChiffre' => 0.09,
     'Mojolicious::Plugin::Notifications' => 0.04,
     'Mojolicious::Plugin::MailException' => 0.18,
     'Mojolicious::Plugin::CHI' => 0.09,