From ac91d2768621210c047acedb5dbab59e97e9b868 Mon Sep 17 00:00:00 2001
From: Ben Timby <btimby@gmail.com>
Date: Fri, 10 Sep 2021 14:04:41 -0400
Subject: [PATCH] Add note about additional requirements.

---
 README.rst | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.rst b/README.rst
index 6f8f47f..a459c1f 100644
--- a/README.rst
+++ b/README.rst
@@ -17,7 +17,9 @@ Installation
 If you want to use the C extension, you must first install `libmaxminddb
 <https://github.com/maxmind/libmaxminddb>`_ C library installed before
 installing this extension. If the library is not available, the module will
-fall-back to a pure Python implementation.
+fall-back to a pure Python implementation. Note that when installing the C
+library from a package, you may be required to install additonal packages
+containing build requirements such as `libmaxminddb-dev` on Debian.
 
 To install maxminddb, type: