diff --git a/ansible/roles/netbox/defaults/main.yml b/ansible/roles/netbox/defaults/main.yml
index 52b3b401b3..79af00c576 100644
--- a/ansible/roles/netbox/defaults/main.yml
+++ b/ansible/roles/netbox/defaults/main.yml
@@ -676,7 +676,7 @@ netbox__config_base_path: ''
 #
 # Enable or disable maintenance mode banner.
 # This overwrites potentially existing `dynamic configuration settings <https://netbox.readthedocs.io/en/stable/configuration/dynamic-settings/>`__.
-netbox__config_maintenance_mode: '{{ not netbox__primary }}'
+netbox__config_maintenance_mode: '{{ not netbox__primary | bool }}'
 
                                                                    # ]]]
 # .. envvar:: netbox__config_napalm_username [[[
@@ -849,7 +849,7 @@ netbox__config_metrics_enabled: False
 # can be useful for enabling authentication on a standby instance with
 # read-only database access.) Note that the user as which NetBox runs must have
 # read and write permissions to this path.
-netbox__config_session_file_path: '{{ "" if netbox__primary else netbox__data + "/sessions" }}'
+netbox__config_session_file_path: '{{ "" if netbox__primary | bool else netbox__data + "/sessions" }}'
 
                                                                    # ]]]
 # .. envvar:: netbox__config_media_root [[[