diff --git a/roles/web_server/molecule/default/group_vars/parameters-optional.yml b/roles/web_server/molecule/default/group_vars/parameters-optional.yml
index c0dbd631bdabb4c8a25f666595477c4c49414de2..b74bd6c86dba1c1d5de733b946614e0e20049f6a 100644
--- a/roles/web_server/molecule/default/group_vars/parameters-optional.yml
+++ b/roles/web_server/molecule/default/group_vars/parameters-optional.yml
@@ -1,8 +1,8 @@
 ---
 
 default_enforce_https: false
-default_https_tls_certificate: "{{ lookup('file', 'tests/data/x509/{{ inventory_hostname }}_https.cert.pem') }}"
-default_https_tls_key: "{{ lookup('file', 'tests/data/x509/{{ inventory_hostname }}_https.key.pem') }}"
+default_https_tls_certificate: "{{ lookup('file', 'tests/data/x509/server/{{ inventory_hostname }}_https.cert.pem') }}"
+default_https_tls_key: "{{ lookup('file', 'tests/data/x509/server/{{ inventory_hostname }}_https.key.pem') }}"
 web_default_title: "Optional Welcome"
 web_default_message: "Welcome to parameters-optional, default virtual host."
 web_server_tls_protocols:
@@ -14,4 +14,4 @@ ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:!aNULL:!MD5:!EXPORT"
 
 # common
 ca_certificates:
-  testca: "{{ lookup('file', 'tests/data/x509/ca.cert.pem') }}"
+  testca: "{{ lookup('file', 'tests/data/x509/ca/level1.cert.pem') }}"