diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 92537075..3c26004c 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -6,6 +6,8 @@ Changelog
 Unreleased
 ++++++++++
 
+- Added an option to pass environment variables to ``Environment``
+
 0.17.1 (2020-06-20)
 +++++++++++++++++++