diff --git a/doc/Changelog b/doc/Changelog
index d6c1f8b00..1deca2f3b 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,6 @@
+4 September 2017: Wouter
+	- tag 1.6.6rc1
+
 1 September 2017: Wouter
 	- Recommend 1472 buffer size in unbound.conf