diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6af318eed..f321c6960 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -53,6 +53,12 @@
 - [#4492](https://github.com/influxdata/telegraf/pull/4492): Add support for lz4 compression to kafka output.
 - [#4450](https://github.com/influxdata/telegraf/pull/4450): Split multiple sensor keys in ipmi input.
 
+## v1.7.3 [unreleased]
+
+### Bugfixes
+
+- [#4498](https://github.com/influxdata/telegraf/pull/4498): Keep leading whitespace for messages in syslog input.
+
 ## v1.7.2 [2018-07-18]
 
 ### Bugfixes