diff --git a/History.md b/History.md
index cf5e40c..461bd69 100644
--- a/History.md
+++ b/History.md
@@ -1,3 +1,7 @@
+# UNRELEASED
+
+* add short arg options
+
 # 1.6.0 (2015-05-15)
 
 * keep sockets alive after connecting