diff --git a/free-programming-books.md b/free-programming-books.md
index 8b14350ca74173e769b841114b3b182d48f3e91e..9b36b0e84586a229e78e7948a2b12ded3f906341 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -1563,6 +1563,7 @@ See also [TeX](#tex)
 * [Test-Driven Web Development with Python](http://chimera.labs.oreilly.com/books/1234000000754/index.html) (3.3 - 3.x)
 * [Text Processing in Python](http://gnosis.cx/TPiP/) - David Mertz (2.3 - 2.x)
 * [The Art and Craft of Programming](http://beastie.cs.ua.edu/cs150/book/index.html) (3.x)
+* [The Little Book of Python Anti-Patterns](http://docs.quantifiedcode.com/python-anti-patterns/) ([Source](https://github.com/quantifiedcode/python-anti-patterns))
 * [The Python Ecosystem: An Introduction](http://mirnazim.org/writings/python-ecosystem-introduction/)
 * [The Programming Historian](http://niche-canada.org/research/niche-digital-infrastructure-project/the-programming-historian/) - William J. Turkel, Adam Crymble and Alan MacEachern
 * [Think Python](http://www.greenteapress.com/thinkpython/) - Allen B. Downey (2.x & 3.0)