diff --git a/CHANGELOG.md b/CHANGELOG.md
index db5eabf..c55168f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+12.06.2020
+* Removed SysLogger gem, stdlib used instead [#47](https://github.com/internetee/whois/issues/47)
+
 22.05.2020
 * New disputed status for domains in disputed domains list [#15](https://github.com/internetee/whois/issues/15)