From 3349bd9cc2887f06cc4efdc88894e7c3c0e6d872 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A1rk=20S=C3=A1gi-Kaz=C3=A1r?=
 <sagikazarmark@users.noreply.github.com>
Date: Fri, 14 Jun 2019 17:17:12 +0200
Subject: [PATCH] Improve Unmarshal docs (#713)

Closes #589
Closes  #588
---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index c7cfab1..24ffb20 100644
--- a/README.md
+++ b/README.md
@@ -643,6 +643,8 @@ if err != nil {
 }
 ```
 
+Viper uses [github.com/mitchellh/mapstructure](https://github.com/mitchellh/mapstructure) under the hood for unmarshaling values which uses `mapstructure` tags by default.
+
 ### Marshalling to string
 
 You may need to marshal all the settings held in viper into a string rather than write them to a file.