README.md in gds-sso-13.3.0 vs README.md in gds-sso-13.4.0

@@ -181,10 +181,10 @@
 
 ```
 bundle exec rake
 ```
 
-By default, the tests use the master of [Signon](https://github.com/alphagov/signonotron2) for running integration tests. If you want to use a branch (or commit, or tag), you can run it like this:
+By default, the tests use the master of [Signon](https://github.com/alphagov/signon) for running integration tests. If you want to use a branch (or commit, or tag), you can run it like this:
 
 ```
 SIGNON_COMMITISH=my_branch_name bundle exec rake
 ```