diff --git a/HISTORY b/HISTORY
index 0a34821..15dab7b 100755
--- a/HISTORY
+++ b/HISTORY
@@ -1,3 +1,9 @@
+Oct. 23 2015
+Added public collection manipulation interfaces: mb_get_coll, mb_set_coll, mb_remove_coll, mb_count_coll
+Improved usertype by adding size customizable mb_val_bytes_t to the value union
+Improved referenced usertype
+Fixed a dictionary iterator validation bug
+
 Oct. 22 2015
 Fixed a memory issue in GC, thanks to John and Cybermonkey342 for pointing it out