CONTRIBUTING.md in gnarails-3.0.0 vs CONTRIBUTING.md in gnarails-3.0.1

@@ -29,10 +29,10 @@
    * `git checkout -b feature-branch-name`
 3. Implement the change.
 4. Include tests to verify the change performs as expected.
 5. Run the test suite locally to ensure the change doesn't affect other
    functionality.
-   * `bundle exec rspec`
+   * `bin/rspec`
 6. Commit progress in [atomic commits](https://en.wikipedia.org/wiki/Atomic_commit).
    * `git commit -am "A message with an informative title, and detailed description
 in subsequent paragraphs"`
 7. Push the change to the remote.
    * `git push origin feature-branch-name`