diff --git a/README.md b/README.md
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@@ -507,7 +507,7 @@ These are items relevant *only* on MacOS.
 ## More resources
 
 - [awesome-shell](https://github.com/alebcay/awesome-shell): A curated list of shell tools and resources.
-- [awesome-osx-command-line](https://github.com/herrbischoff/awesome-osx-command-line): A more in-depth guide for the Mac OS command line
+- [awesome-osx-command-line](https://github.com/herrbischoff/awesome-osx-command-line): A more in-depth guide for the Mac OS command line.
 - [Strict mode](http://redsymbol.net/articles/unofficial-bash-strict-mode/) for writing better shell scripts.
 - [shellcheck](https://github.com/koalaman/shellcheck): A shell script static analysis tool. Essentially, lint for bash/sh/zsh.
 - [Filenames and Pathnames in Shell](http://www.dwheeler.com/essays/filenames-in-shell.html): The sadly complex minutiae on how to handle filenames correctly in shell scripts.