diff --git a/.env b/.env
index c1e898d..3672da8 100644
--- a/.env
+++ b/.env
@@ -5,4 +5,10 @@ OWNER_UID=1000
 OWNER_GID=1000
 
 HTTP_HOST=localhost
+
+# bind exposed port to 127.0.0.1 by default in case reverse proxy is used.
+# if you plan to run the container standalone and need origin port exposed
+# use next HTTP_PORT definition (or remove "127.0.0.1:").
+
 HTTP_PORT=127.0.0.1:8280
+#HTTP_PORT=8280