diff --git a/CHANGELOG.md b/CHANGELOG.md
index b240356..d86e4c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# 0.4.0 (unreleased)
+
+IMPROVEMENTS
+
+* Scheduled tasks are now cancellable. (thanks aosagie)
+
+
 # 0.3.0 (March 23, 2015)
 
 BREAKING CHANGES / BUG FIXES