README.md in trackler-2.2.1.108

- old
+ new

@@ -28,10 +28,10 @@
 - Decoding `gvhg` gives `test`
 - Decoding `gsvjf rxpyi ldmul cqfnk hlevi gsvoz abwlt` gives `thequickbrownfoxjumpsoverthelazydog`
 
 ## Setup
 
-Check out [Exercism Help](http://exercism.io/languages/lisp) for instructions to
+Check out [Exercism Help](http://exercism.io/languages/common-lisp) for instructions to
 get started writing Common Lisp. That page will explain how to install and setup
 a Lisp implementation and how to run the tests.
 
 ## Formatting
 