diff --git a/roles/ldap_server/molecule/default/group_vars/parameters-optional.yml b/roles/ldap_server/molecule/default/group_vars/parameters-optional.yml
index f314afb3b879d58f0975d3121c691b2b7dbbb05d..0d171399ed812c9cacd6fc76795488af0623925e 100644
--- a/roles/ldap_server/molecule/default/group_vars/parameters-optional.yml
+++ b/roles/ldap_server/molecule/default/group_vars/parameters-optional.yml
@@ -71,7 +71,6 @@ backup_client_username: "bak-localhost"
 backup_encryption_key: "{{ lookup('file', 'tests/data/gnupg/parameters-optional.asc') }}"
 backup_server: localhost
 backup_server_host_ssh_public_keys:
-  - "{{ lookup('file', 'tests/data/ssh/server_dsa.pub') }}"
   - "{{ lookup('file', 'tests/data/ssh/server_rsa.pub') }}"
   - "{{ lookup('file', 'tests/data/ssh/server_ed25519.pub') }}"
   - "{{ lookup('file', 'tests/data/ssh/server_ecdsa.pub') }}"