diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27ed427..93aab8a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+
+## v0.5.0 (2017-08-29)
+
+
+#### Features
+
+* add insertionsort ([cb03ff51](cb03ff51))
+* demo all algorithms ([198e1544](198e1544), closes [#2](2) (and also [#1](1)))
+
+
+
## v0.4.0 (2017-08-27)