README.md in stripe-13.0.2 vs README.md in stripe-13.1.0.pre.beta.2

- old
+ new

@@ -365,10 +365,10 @@
 The test suite depends on [stripe-mock], so make sure to fetch and run it from a
 background terminal ([stripe-mock's README][stripe-mock] also contains
 instructions for installing via Homebrew and other methods):
 
 ```sh
-go install github.com/stripe/stripe-mock@latest
+go get -u github.com/stripe/stripe-mock
 stripe-mock
 ```
 
 Run all tests:
 