diff --git a/data/templates/yunohost/services.yml b/data/templates/yunohost/services.yml
index 73ae9403e..7df563c67 100644
--- a/data/templates/yunohost/services.yml
+++ b/data/templates/yunohost/services.yml
@@ -1,5 +1,6 @@
 avahi-daemon: {}
-dnsmasq: {}
+dnsmasq:
+  test_conf: dnsmasq --test
 dovecot:
   log: [/var/log/mail.log,/var/log/mail.err]
   needs_exposed_ports: [993]
@@ -7,6 +8,7 @@ dovecot:
 fail2ban:
   log: /var/log/fail2ban.log
   category: security
+  test_conf: fail2ban-server --test
 metronome:
   log: [/var/log/metronome/metronome.log,/var/log/metronome/metronome.err]
   needs_exposed_ports: [5222, 5269]
@@ -37,6 +39,7 @@ rspamd:
   category: email
 slapd:
   category: database
+  test_conf: slapd -Tt
 ssh:
   log: /var/log/auth.log
   test_conf: sshd -t