diff --git a/README.md b/README.md
index 98058c7..41f2ed5 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,8 @@ Install Wire by running:
 go get github.com/google/go-cloud/wire/cmd/wire
 ```
 
+and ensuring that `$GOPATH/bin` is added to your `$PATH`.
+
 ## Basics
 
 Wire has two core concepts: providers and injectors.