diff --git a/CHANGELOG.md b/CHANGELOG.md
index 651ede059..409d16405 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -54,6 +54,7 @@
 #### Bugfixes
 
 - [#6666](https://github.com/influxdata/telegraf/issues/6666): Fix many plugin errors are logged at debug logging level.
+- [#6652](https://github.com/influxdata/telegraf/issues/6652): Use nanosecond precision in docker_log input.
 
 ## v1.12.5 [2019-11-12]