diff --git a/CHANGELOG.md b/CHANGELOG.md
index a23e67a..921b75d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 ## Changelog
 
+## 0.6.6
+
+* small bugfix: Fix compilation warnings on newer versions of Elixir
+* doc updates
+
 ## 0.6.5
 
 * small bugfix : unexpected :halted of enumerable