diff --git a/.travis.yml b/.travis.yml
index 0bd4d62..d6da917 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,10 +20,7 @@
   - bundle install
 
 env:
-    - PLATFORM=epcim/salt:saltstack-ubuntu-trusty-salt-2016.3 SUITE=apache-server-php5
     - PLATFORM=epcim/salt:saltstack-ubuntu-trusty-salt-2017.7 SUITE=apache-server-php5
-    - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=apache-server-php7
-    - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=apache-server-php7-ssl
     - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=apache-server-php7
     - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=apache-server-php7-ssl
     - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2018.3 SUITE=apache-server-php7
diff --git a/apache/server/service/modules.sls b/apache/server/service/modules.sls
index 9214543..d48e012 100644
--- a/apache/server/service/modules.sls
+++ b/apache/server/service/modules.sls
@@ -1,7 +1,7 @@
 {%- from "apache/map.jinja" import server with context %}
 {%- if server.enabled %}
 
-{%- for module in server.modules %}
+{%- for module in server.modules |unique %}
 
 {%- if module == 'passenger' %}