diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a7c1274a..29db21b0d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -105,6 +105,7 @@
 - [#3648](https://github.com/influxdata/telegraf/issues/3648): Fix InfluxDB output not able to reconnect when server address changes.
 - [#3957](https://github.com/influxdata/telegraf/issues/3957): Fix parsing of dos line endings in the smart input.
 - [#3754](https://github.com/influxdata/telegraf/issues/3754): Fix precision truncation when no timestamp included.
+- [#3655](https://github.com/influxdata/telegraf/issues/3655): Fix SNMPv3 connection with Cisco ASA 5515 in snmp input.
 
 ## v1.5.3 [2018-03-14]