diff --git a/roles/php_website/molecule/default/molecule.yml b/roles/php_website/molecule/default/molecule.yml
index 2835667e34b268a8343abe4f6f4a8a821b4d3e85..932a64ae0e8da70811b828401eb7bf5555b9c83f 100644
--- a/roles/php_website/molecule/default/molecule.yml
+++ b/roles/php_website/molecule/default/molecule.yml
@@ -17,10 +17,21 @@ platforms:
   - name: php-website-jessie64
     groups:
       - parameters-mandatory
+      - parameters-optional
+      - jessie
     box: debian/contrib-jessie64
     memory: 512
     cpus: 1
 
+  - name: php-website-stretch64
+    groups:
+      - parameters-mandatory
+      - parameters-optional
+      - stretch
+    box: debian/contrib-stretch64
+    memory: 512
+    cpus: 1
+
 provisioner:
   name: ansible
   config_options: