diff --git a/roles/barbican/vars/main.yml b/roles/barbican/vars/main.yml
index 7eb2c78..63307e1 100644
--- a/roles/barbican/vars/main.yml
+++ b/roles/barbican/vars/main.yml
@@ -23,6 +23,10 @@
     barbican:
       DEFAULT:
         log_config_append: null
+      keystone_authtoken:
+        # NOTE(okozachenko1203): We can remove it once the following is merged:
+        #                        https://review.opendev.org/883066
+        service_type: key-manager
       oslo_messaging_notifications:
         driver: noop
       simple_crypto_plugin: