diff --git a/host_vars/proxy-local.adm.auro.re.yml b/host_vars/proxy-local.adm.auro.re.yml
index b92c1ac..fc86d7f 100644
--- a/host_vars/proxy-local.adm.auro.re.yml
+++ b/host_vars/proxy-local.adm.auro.re.yml
@@ -10,12 +10,8 @@ certbot:
     - re2o-server.auro.re
     - re2o-test.auro.re
 
-  dns_rfc2136_name: certbot_challenge.
-  dns_rfc2136_secret: "{{ vault_certbot_dns_secret }}"
   mail: tech.aurore@lists.crans.org
   certname: auro.re
-  dns_masters_ipv4:
-    - "92.222.211.196"
 
 nginx:
   ssl:
diff --git a/host_vars/proxy.adm.auro.re.yml b/host_vars/proxy.adm.auro.re.yml
index f4b710e..32663d1 100644
--- a/host_vars/proxy.adm.auro.re.yml
+++ b/host_vars/proxy.adm.auro.re.yml
@@ -13,12 +13,8 @@ certbot:
     - sharelatex.auro.re
     - wiki.auro.re
     - www.auro.re
-  dns_rfc2136_name: certbot_challenge.
-  dns_rfc2136_secret: "{{ vault_certbot_dns_secret }}"
   mail: tech.aurore@lists.crans.org
   certname: auro.re
-  dns_masters_ipv4:
-    - "92.222.211.196"
 
 nginx:
   ssl: