diff --git a/README.md b/README.md
index 4f53ac26..b3aa295c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 <div align="center">
 
-# ArchiveBox <br/> <sub><img src="https://nicksweeting.com/images/archive.png" height="20px"/> The open source self-hosted web archive <img src="https://nicksweeting.com/images/archive.png" height="20px"/></sub>
+# ArchiveBox <br/> <sub><img src="https://nicksweeting.com/images/archive.png" height="20px"/> The open-source self-hosted web archive <img src="https://nicksweeting.com/images/archive.png" height="20px"/></sub>
 
 [![Github Stars](https://img.shields.io/github/stars/pirate/ArchiveBox.svg) ![Activity](https://img.shields.io/github/last-commit/pirate/ArchiveBox.svg) ![Github](https://img.shields.io/badge/Open_source-Free-green.svg?logo=github) ![License](https://img.shields.io/github/license/pirate/ArchiveBox.svg) ![Language](https://img.shields.io/badge/python-3.5%20%7C%203.6%20%7C%203.7-yellow.svg) ![Chromium](https://img.shields.io/badge/chromium-%3E%3D65-silver.svg) ![Docker](https://img.shields.io/badge/docker-all%20platforms-silver.svg?logo=docker)](https://github.com/pirate/ArchiveBox)