diff --git a/production.yml b/production.yml
index 1af64c2..a3736d2 100644
--- a/production.yml
+++ b/production.yml
@@ -130,7 +130,7 @@ webservers:
 phpservers:
   hosts:
     web1.dmz.mateu.be:
-      php_modules: ['opcache', 'mysql', 'mbstring', 'gd', 'intl', 'curl', 'gettext', 'imap', 'zip', 'apcu']
+      php_modules: ['opcache', 'mysql', 'mbstring', 'gd', 'intl', 'curl', 'gettext', 'imap', 'zip', 'apcu', 'net-smtp']
     web2.dmz.mateu.be:
       php_modules: ['opcache', 'mysql', 'mbstring', 'gd', 'xml', 'bcmath', 'curl', 'imagick']
     web3.dmz.mateu.be:
@@ -142,9 +142,9 @@ dockerservers:
 
 mariadbservers:
   hosts:
-    web1.dmz.mateu.be
-    web2.dmz.mateu.be
-    web3.dmz.mateu.be
+    web1.dmz.mateu.be:
+    web2.dmz.mateu.be:
+    web3.dmz.mateu.be:
 
 pgsqlservers:
   hosts: