diff --git a/.kitchen.yml b/.kitchen.yml
index 4ab5d50..3d136d5 100644
--- a/.kitchen.yml
+++ b/.kitchen.yml
@@ -13,6 +13,10 @@ provisioner:
 
 platforms:
   # https://github.com/test-kitchen/kitchen-docker/issues/268#issuecomment-304141235
+  - name: centos-6
+    driver:
+      disable_upstart: false
+      run_command: /sbin/init
   - name: centos-7
     driver_config:
       image: centos/systemd
@@ -21,6 +25,7 @@ platforms:
       provision_command:
         - sed -i 's/UsePAM yes/UsePAM no/g' /etc/ssh/sshd_config
         - systemctl enable sshd.service
+  - name: ubuntu-14.04
   - name: ubuntu-16.04
 
 suites:
diff --git a/README.md b/README.md
index da17253..ec82348 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Testing Locally
     bundle
     ```
 
-1. [Download Nessus Agent packages](https://www.tenable.com/products/nessus/agent-download) for CentOS 7 and Ubuntu 16.04. Put them under `test/integration/default/files/`.
+1. [Download Nessus Agent packages](https://www.tenable.com/products/nessus/agent-download) for CentOS 6, CentOS 7, and Ubuntu 14.04/16.04. Put them under `test/integration/default/files/`.
 1. Create credentials file.
 
     ```sh
diff --git a/test/integration/default/default.yml b/test/integration/default/default.yml
index 2617ddb..042b0e9 100644
--- a/test/integration/default/default.yml
+++ b/test/integration/default/default.yml
@@ -1,5 +1,9 @@
 ---
 - hosts: all
   become: true
+  pre_tasks:
+    # not included by default on ubuntu:16.04 image
+    - name: Install time zone package
+      package: name=tzdata
   roles:
     - ansible-role-nessus-agent
diff --git a/test/integration/default/group_vars/all/pkg.yml b/test/integration/default/group_vars/all/pkg.yml
index e58b4d6..dedcaee 100644
--- a/test/integration/default/group_vars/all/pkg.yml
+++ b/test/integration/default/group_vars/all/pkg.yml
@@ -2,6 +2,10 @@
 nessus_agent_version: "7.0.0"
 # https://docs.tenable.com/cloud/Content/AdditionalResources/InstallNessusAgent.htm
 nessus_agent_packages:
-  CentOS: NessusAgent-{{ nessus_agent_version }}-es7.x86_64.rpm
-  Ubuntu: NessusAgent-{{ nessus_agent_version }}-ubuntu1110_amd64.deb
-nessus_agent_package: "{{ role_path }}/test/integration/default/files/{{ nessus_agent_packages[ansible_distribution] }}"
+  CentOS:
+    6: NessusAgent-{{ nessus_agent_version }}-es6.x86_64.rpm
+    7: NessusAgent-{{ nessus_agent_version }}-es7.x86_64.rpm
+  Ubuntu:
+    14: NessusAgent-{{ nessus_agent_version }}-ubuntu1110_amd64.deb
+    16: NessusAgent-{{ nessus_agent_version }}-ubuntu1110_amd64.deb
+nessus_agent_package: "{{ role_path }}/test/integration/default/files/{{ nessus_agent_packages[ansible_distribution][ansible_distribution_major_version | int] }}"