diff --git a/config-sample.yml b/config-sample.yml
index ef502b7..e1c3eeb 100644
--- a/config-sample.yml
+++ b/config-sample.yml
@@ -1,10 +1,12 @@
 osm:
   url_template: https://tile.openstreetmap.org/{z}/{x}/{y}.png
   attribution: © OpenStreetMap
+  health_check_url:
 nominatim:
-  api_base_url: 
+  api_base_url: https://nominatim.openstreetmap.org
+  health_check_url: https://nominatim.openstreetmap.org/status
 mastodon:
-  client_id: 
-  client_secret: 
-  access_token: 
-  api_base_url: 
+  client_id:
+  client_secret:
+  access_token:
+  api_base_url: