diff --git a/readme.md b/readme.md
index 60d6586..0f0c19d 100644
--- a/readme.md
+++ b/readme.md
@@ -37,7 +37,7 @@ a haskell compiler e.g. GHC
 make
 ```
 
-or look in `Makefile`
+or look in [`Makefile`](Makefile)
 
 ## usage