diff --git a/yesod-core/ChangeLog.md b/yesod-core/ChangeLog.md
index dc9c2401..ba1c2dca 100644
--- a/yesod-core/ChangeLog.md
+++ b/yesod-core/ChangeLog.md
@@ -1,3 +1,7 @@
+## Unreleased
+
+* Allow subsites within hierarchical routes [#1144](https://github.com/yesodweb/yesod/pull/1144)
+
 ## 1.4.18
 
 * Add hook to apply arbitrary function to all handlers [#1122](https://github.com/yesodweb/yesod/pull/1122)