diff --git a/prometheus/server/init.yml b/prometheus/server/init.yml
index 0ecea17..2c241bd 100644
--- a/prometheus/server/init.yml
+++ b/prometheus/server/init.yml
@@ -2,3 +2,7 @@
   _param:
     prometheus_server_config_directory: /srv/prometheus
     prometheus_server_data_directory: /data
+  prometheus:
+    server:
+      dir:
+        config_in_container: ${_param:prometheus_server_config_directory}