From dcd3045f32420a7f4c5a535fba9b2578d9dbb613 Mon Sep 17 00:00:00 2001
From: Justin Mayer <entroP@gmail.com>
Date: Thu, 3 Aug 2023 10:15:22 +0200
Subject: [PATCH] Docs: Escape extra setting environment variables. Fix #3016

---
 docs/settings.rst | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/settings.rst b/docs/settings.rst
index e51c6a12..44108ea2 100644
--- a/docs/settings.rst
+++ b/docs/settings.rst
@@ -15,6 +15,9 @@ setting file. Note that values must follow JSON notation::
 
     pelican content -e SITENAME='"A site"' READERS='{"html": null}' CACHE_CONTENT=true
 
+Environment variables can also be used here but must be escaped appropriately::
+
+    pelican content -e API_KEY=''\"$API_KEY\"''
 
 .. note::