diff --git a/README.md b/README.md
index dddda04..a820e4b 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,7 @@ Inspired by [Hamcrest](https://github.com/hamcrest).
 
 ```
 import (
+  "github.com/corbym/gocrest/by"
   "github.com/corbym/gocrest/then"
   "github.com/corbym/gocrest/is"
   "github.com/corbym/gocrest/has"