diff --git a/README.md b/README.md
index e5770417..2dae5029 100644
--- a/README.md
+++ b/README.md
@@ -700,7 +700,7 @@ Inspired by [awesome-php](https://github.com/ziadoz/awesome-php).
 * [Panda3D](https://www.panda3d.org/) - 3D game engine developed by Disney.
 * [Pygame](http://www.pygame.org/news.html) - Pygame is a set of Python modules designed for writing games.
 * [PyOgre](http://www.ogre3d.org/tikiwiki/PyOgre) - Python bindings for the Ogre 3D render engine, can be used for games, simulations, anything 3D.
-* [PyOpenGL](http://pyopengl.sourceforge.net/) - Python ctypes bindings for OpenGL and it's related APIs.
+* [PyOpenGL](http://pyopengl.sourceforge.net/) - Python ctypes bindings for OpenGL and its related APIs.
 * [PySDL2](https://pysdl2.readthedocs.io) - A ctypes based wrapper for the SDL2 library.
 * [RenPy](https://www.renpy.org/) - A Visual Novel engine.
 
@@ -1368,4 +1368,3 @@ I will keep some pull requests open if I'm not sure whether those libraries are
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 If you have any question about this opinionated list, do not hesitate to contact me [@VintaChen](https://twitter.com/VintaChen) on Twitter or open an issue on GitHub.
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