diff --git a/README.md b/README.md
index 2465edb..a05e39c 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ Here are some articles about system design related topics.
 * [Scalable System Design Patterns](http://horicky.blogspot.com/2010/10/scalable-system-design-patterns.html)
 * [Introduction to Architecting Systems for Scale](http://lethain.com/introduction-to-architecting-systems-for-scale/)
 * [Transactions Across Datacenters](http://snarfed.org/transactions_across_datacenters_io.html)
-* [A Plain English Introduction to CAP Theorem](http://ksat.me/a-plain-english-introduction-to-cap-theorem/)
+* [A Plain English Introduction to CAP Theorem](http://ksat.me/a-plain-english-introduction-to-cap-theorem)
 * [The CAP FAQ](https://github.com/henryr/cap-faq)
 * [Paxos Made Simple](http://research.microsoft.com/en-us/um/people/lamport/pubs/paxos-simple.pdf)
 * [Consistent Hashing](http://www.tom-e-white.com/2007/11/consistent-hashing.html)