diff --git a/CHANGELOG.md b/CHANGELOG.md
index f9d62fc50..19c822ff0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@
 - [#5130](https://github.com/influxdata/telegraf/pull/5130): Increase varnishstat timeout.
 - [#5135](https://github.com/influxdata/telegraf/pull/5135): Remove storage calculation for non Azure managed instances and add server version.
 - [#5083](https://github.com/influxdata/telegraf/pull/5083): Fix error sending empty tag value in azure_monitor output.
+- [#5143](https://github.com/influxdata/telegraf/issues/5143): Fix panic with prometheus input plugin on shutdown.
 
 ## v1.9.1 [2018-12-11]