diff --git a/docker/example.env b/docker/example.env
index 9ad3af3c0ee..0450dc08050 100644
--- a/docker/example.env
+++ b/docker/example.env
@@ -2,7 +2,8 @@
 
 # The location where your uploaded files are stored
 UPLOAD_LOCATION=./library
-# The location where your database files are stored
+
+# The location where your database files are stored. Network shares are not supported for the database
 DB_DATA_LOCATION=./postgres
 
 # To set a timezone, uncomment the next line and change Etc/UTC to a TZ identifier from this list: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones#List