CHANGELOG.md in embulk-input-gcs-0.2.3 vs CHANGELOG.md in embulk-input-gcs-0.2.4

@@ -1,4 +1,7 @@
+## 0.2.4 - 2017-03-16
+* [maintenance] Fix possibility to throw NPE when authentication [#25](https://github.com/embulk/embulk-input-gcs/pull/25)
+
 ## 0.2.3 - 2016-08-09
 * [new feature] Support `incremental` option [#24](https://github.com/embulk/embulk-input-gcs/pull/24)
 
 ## 0.2.2 - 2016-08-08
 * [maintenance] Fix validation logic for `path_prefix` and `paths` options [#23](https://github.com/embulk/embulk-input-gcs/pull/23)