CHANGELOG.md in govuk_test-0.4.0 vs CHANGELOG.md in govuk_test-0.4.1

@@ -5,9 +5,15 @@
 - Include a link to your pull request.
 - Don't include changes that are purely internal. The CHANGELOG should be a
   useful summary for people upgrading their application, not a replication
   of the commit log.
 
+## 0.4.1
+
+* Avoid issues with older versions of the chromedriver-helper gem, by
+  only using chromedriver form the PATH if
+  GOVUK_TEST_USE_SYSTEM_CHROMEDRIVER is set in the environment.
+
 ## 0.4.0
 
 * Don't download chromedriver if it's already available.
 
 ## 0.3.1