From e61294be3c5735384440cd3b8faa4d2ab42b3412 Mon Sep 17 00:00:00 2001
From: Felix Yan <felixonmars@archlinux.org>
Date: Sun, 31 Jan 2021 06:30:00 +0800
Subject: [PATCH] Fix field name in setup.py

```
/usr/lib/python3.9/distutils/dist.py:274: UserWarning: Unknown distribution option: 'extra_require'
  warnings.warn(msg)
```
---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index fe28aa54..00055a2f 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@
     description='XPath 1.0/2.0 parsers and selectors for ElementTree and lxml',
     long_description=long_description,
     python_requires='>=3.6',
-    extra_require={
+    extras_require={
         'dev': ['tox', 'coverage', 'lxml', 'xmlschema~=1.2.3', 'Sphinx']
     },
     classifiers=[