diff --git a/ChangeLog b/ChangeLog
index 5a869e4..a007feb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,4 @@
-* 4.0.0 - May 17 2017
+* 4.0.0 - May 19 2017
 - Add "set_timeout" as a function decorator which takes a timeout value in
 seconds to apply func_timeout to all calls of that function