diff --git a/CHANGELOG.md b/CHANGELOG.md
index c613e9554e..f35136c0f8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Nokogiri Changelog
 
+## 1.11.0 / unreleased
+
+### Features
+
+* Add support for CSS queries "a:has(> b)", "a:has(~ b)", and "a:has(+ b)". [#688] (Thanks, @jonathanhefner!)
+
+
 ## 1.10.3 / 2019-04-22
 
 ### Security Notes