From 65929cd1f5356b967456ac1b4f78e929fe04d398 Mon Sep 17 00:00:00 2001
From: Hasan Ramezani <hasan.r67@gmail.com>
Date: Mon, 13 Jan 2025 14:20:21 +0100
Subject: [PATCH] Improve env_prefix config doc (#523)

---
 docs/index.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/docs/index.md b/docs/index.md
index fd43babf..dd2214a6 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -156,7 +156,8 @@ class Settings(BaseSettings):
 ```
 
 !!! note
-    The default `env_prefix` is `''` (empty string).
+    The default `env_prefix` is `''` (empty string). `env_prefix` is not only for env settings but also for
+    dotenv files, secrets, and other sources.
 
 If you want to change the environment variable name for a single field, you can use an alias.