diff --git a/defaults/defaults.yaml b/defaults/defaults.yaml
index 3c20121c..7a3ff1a2 100644
--- a/defaults/defaults.yaml
+++ b/defaults/defaults.yaml
@@ -348,6 +348,7 @@ defaults:
           minimum_severity: warnings
           format: aci
           show_millisecond: false
+          show_timezone: false
           admin_state: true
           local_admin_state: true
           local_severity: information