diff --git a/librephotos.env b/librephotos.env
index e8ff75ac96f9612bcf466746e1358ecc119826ea..a3a4ef0ea31099e58260ceb38e87f617b213b7d6 100644
--- a/librephotos.env
+++ b/librephotos.env
@@ -31,6 +31,9 @@ userPass=admin
 # Email for the administrative user.
 adminEmail=admin@example.com
 
+# Database host. Only change this if you want to use your own existing Postgres server.
+dbHost=db
+
 # Secret Key. Get one here https://rb.gy/emgmwo (Shortened random.org link)
 shhhhKey=D2VymuMn2gAhx4tmAawd