diff --git a/modoboa_installer/scripts/files/modoboa/sudoers.tpl b/modoboa_installer/scripts/files/modoboa/sudoers.tpl
index 22a13f0..3feb69c 100644
--- a/modoboa_installer/scripts/files/modoboa/sudoers.tpl
+++ b/modoboa_installer/scripts/files/modoboa/sudoers.tpl
@@ -1 +1,2 @@
 %{sudo_user} ALL=(%{dovecot_mailboxes_owner}) NOPASSWD: /usr/bin/doveadm
+%{opendkim_enabled}%{opendkim_user} ALL=(%{dovecot_mailboxes_owner}) NOPASSWD: /usr/bin/doveadm