diff --git a/HISTORY.md b/HISTORY.md
index 8ad3a0f8..375687fd 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,10 @@
+v0.5.2 (2014-8-11)
+-----------
+* Bugfix : httpd request
+* Bugifx : http chunked mode
+* Add : httpc
+* timer support more than 497 days
+
 v0.5.1 (2014-8-4)
 -----------
 * Bugfix : http module