diff --git a/Changelog b/Changelog
index 73507f54..37e4ad49 100644
--- a/Changelog
+++ b/Changelog
@@ -9,6 +9,7 @@ v3.0.4
  * Fixed bug PT-138 : Added --output-format option to pt-mongodb-summary
  * Fixed bug PT-136 : pt-table-checksum fails with columns having different collation/charset
  * Feature   PT-141 : pt-archiver archive records into csv file
+ * Fixed bug PT-161 : Safely check for undefined values in --skip-check-slave-lag (Thanks Chris Swingler)
 
 v3.0.3 released 2017-05-19