diff --git a/apache/server/service/mpm.sls b/apache/server/service/mpm.sls
index ff7907e..58a6e94 100644
--- a/apache/server/service/mpm.sls
+++ b/apache/server/service/mpm.sls
@@ -5,7 +5,7 @@
 
 {%- for mpm_type, mpm in server.mpm.iteritems() %}
 
-{%- if mpm.enabled %}
+{%- if mpm_type == server.get('default_mpm', 'prefork') %}
 
 apache_mpm_{{ mpm_type }}_enable:
   cmd.run:
diff --git a/metadata/service/server/single.yml b/metadata/service/server/single.yml
index f458125..a80124b 100644
--- a/metadata/service/server/single.yml
+++ b/metadata/service/server/single.yml
@@ -15,9 +15,9 @@
       modules:
       - ssl
       - rewrite
+      default_mpm: prefork
       mpm:
         prefork:
-          enabled: true
           servers:
             start: 5
             spare:
@@ -30,7 +30,6 @@
           # Should be same or more than max clients
           limit: ${apache:server:mpm:prefork:max_clients}
         event:
-          enabled: false
           servers:
             start: 5
             spare:
@@ -43,7 +42,6 @@
           max_clients: 150
           limit: 64
         worker:
-          enabled: false
           servers:
             start: 5
             spare:
diff --git a/tests/pillar/apache_server.sls b/tests/pillar/apache_server.sls
index 2a4ac0b..da59713 100644
--- a/tests/pillar/apache_server.sls
+++ b/tests/pillar/apache_server.sls
@@ -53,6 +53,7 @@
             - lists.example.com
             - mail01.example.com
             - mail01
+    default_mpm: prefork
     mpm:
       prefork:
         enabled: true
@@ -67,7 +68,3 @@
         max_clients: 150
         # Should be same or more than max clients
         limit: ${apache:server:mpm:prefork:max_clients}
-    event:
-      enabled: false
-    worker:
-      enabled: true