diff --git a/services.nix b/services.nix
index c19a392..56a68b4 100644
--- a/services.nix
+++ b/services.nix
@@ -14,8 +14,8 @@
     userlist LOUTRE
       user paul password $6$6rDdCtzSVsAwB6KP$V8bR7KP7FSL2BSEh6n3op6iYhAnsVSPI2Ar3H6MwKrJ/lZRzUI8a0TwVBD2JPnAntUhLpmRudrvdq2Ls2odAy.
     frontend public
-      bind :80
-      bind :443 ssl crt /var/lib/acme/tars.nyanlout.re/full.pem
+      bind :::80 v4v6
+      bind :::443 v4v6 ssl crt /var/lib/acme/tars.nyanlout.re/full.pem
       mode http
       acl letsencrypt-acl path_beg /.well-known/acme-challenge/
       use_backend letsencrypt-backend if letsencrypt-acl