diff --git a/History.markdown b/History.markdown
index 96af87de..dc33b1cf 100644
--- a/History.markdown
+++ b/History.markdown
@@ -6,6 +6,7 @@
 
   * Add support for JSON files in the `_data` directory (#2369)
   * Allow subclasses to override `EXCERPT_ATTRIBUTES_FOR_LIQUID` (#2408)
+  * Add `Jekyll.env` and `jekyll.environment` (the Liquid var) (#2417)
 
 ### Bug Fixes