diff --git a/testsite/group_vars/ldap.yml b/testsite/group_vars/ldap.yml
index f1f37d6d166d288d0e71d502ab933e99ef9497f8..85af3af7a1849d8da7b5d97e014075d43c5a0d6c 100644
--- a/testsite/group_vars/ldap.yml
+++ b/testsite/group_vars/ldap.yml
@@ -42,8 +42,8 @@ ldap_server_groups:
     state: absent
 ldap_server_organization: "Example Inc."
 ldap_server_log_level: 256
-ldap_server_tls_certificate: "{{ inventory_dir }}/tls/ldap.{{ testsite_domain }}_ldap.pem"
-ldap_server_tls_key: "{{ inventory_dir }}/tls/ldap.{{ testsite_domain }}_ldap.key"
+ldap_server_tls_certificate: "{{ lookup('file', inventory_dir + '/tls/ldap.' + testsite_domain + '_ldap.pem') }}"
+ldap_server_tls_key: "{{ lookup('file', inventory_dir + '/tls/ldap.' + testsite_domain + '_ldap.key') }}"
 ldap_server_ssf: 128
 
 ldap_permissions: