diff --git a/clearpath_diagnostics/config/diagnostic_updater.yaml b/clearpath_diagnostics/config/diagnostic_updater.yaml
index 5fcff29..1c01659 100644
--- a/clearpath_diagnostics/config/diagnostic_updater.yaml
+++ b/clearpath_diagnostics/config/diagnostic_updater.yaml
@@ -2,4 +2,7 @@ clearpath_diagnostic_updater:
   ros__parameters:
     serial_number: unknown
     platform_model: unknown
+    ros_distro: unknown
+    latest_apt_firmware_version: unknown
+    installed_apt_firmware_version: unknown
     topics: {}
\ No newline at end of file