diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9efdd2eb2..128da4e44 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,7 +17,7 @@
 - [#1137](https://github.com/influxdata/telegraf/issues/1137): Fix multiple plugin loading in win_perf_counters.
 - [#2855](https://github.com/influxdata/telegraf/pull/2855):  MySQL input: log and continue on field parse error.
 
-## v1.3.1 [unreleased]
+## v1.3.1 [2017-05-31]
 
 ### Bugfixes