diff --git a/roles/xmpp_server/molecule/default/prepare.yml b/roles/xmpp_server/molecule/default/prepare.yml
index 684bfa9dcb79cb6d9562fe1d1622214a29ce0edf..f03bc08a42d34dbdb15aec37c3419fa445871850 100644
--- a/roles/xmpp_server/molecule/default/prepare.yml
+++ b/roles/xmpp_server/molecule/default/prepare.yml
@@ -26,11 +26,17 @@
           fqdn:
             - parameters-mandatory
             - domain1
+            - proxy.domain1
+            - conference.domain1
         - name: parameters-optional-stretch64_xmpp
           fqdn:
             - parameters-optional
             - domain2
+            - proxy.domain2
+            - conference.domain2
             - domain3
+            - proxy.domain3
+            - conference.domain3
 
     - name: Set-up link to generated X.509 material
       file: