diff --git a/docker-compose.sample-onsite-only-db-config.yml b/docker-compose.sample-onsite-only-db-config.yml
index 7f6a62a..97194e8 100644
--- a/docker-compose.sample-onsite-only-db-config.yml
+++ b/docker-compose.sample-onsite-only-db-config.yml
@@ -1,6 +1,10 @@
 # On-Site Version 4.0
 version: "3.6"
 
+# Replace /path/to/database-1 by the path to your first in-house database on the docker host
+# If you have more in-house databases, replace /path/to/database-2 as well
+# Add extra lines to the "volumes" and "environment" sections if needed
+# Database names can also be changed
 services:
   webcsdbackend:
     volumes:
@@ -12,6 +16,7 @@ services:
       - ServiceSettings__Databases__3__Name=database-2
       - ServiceSettings__Databases__3__ConnectionString=/csd-data/database-2
 
+  # Replace /path/to/structure/files by the directory with your structure files
   webcsd:
     volumes:
-      - ./path/to/structure/files:/structure-files
\ No newline at end of file
+      - ./path/to/structure/files:/structure-files