From 572a324664c09c4405bfef497c2962a27528258f Mon Sep 17 00:00:00 2001
From: Alessandro Costantini <alessandro.costantini@cnaf.infn.it>
Date: Mon, 20 Jul 2020 17:14:55 +0200
Subject: [PATCH] Update README.md

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 1508959..778a1b1 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,12 @@ ports: as from the docker syntax: 8080 or 8080:80, default "80", mandatory
 command: command to be executed, can be left blank
 ```
 
+Environment variables
+--------------
+```
+env_file: path to file containig a list of environment variables on the form FOO=BAR
+```
+
 
 
 Dependencies