diff --git a/HISTORY.md b/HISTORY.md
index 028f5d85..76e7dc61 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,4 +1,4 @@
-v0.2.1
+v0.2.1 (2014-5-19)
 -----------
 * Bugfix: check all the events already read after socket close
 * Bugfix: socket data in gate service