update date

diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 8bf5873..8277da9 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,4 +1,4 @@
-v2.31
+v2.31 03/07/2016
 - Apparently Darth forgot something in terms of accounting :D

 v2.30 03/05/2016