diff --git a/README.md b/README.md
index 7b962dc..b4b1be5 100644
--- a/README.md
+++ b/README.md
@@ -137,7 +137,9 @@ The consequence of wrong calendar accounting.
 wrong](https://ericasadun.com/2018/12/25/iso-8601-yyyy-yyyy-and-why-your-year-may-be-wrong/) -
 String formatting of date is hard.
 - [UTC is Enough for everyone, right?](https://zachholman.com/talk/utc-is-enough-for-everyone-right) - There are edge cases about dates and time (specifically UTC) that you probably haven't thought of.
-- [Storing UTC is not a silver bullet](https://codeblog.jonskeet.uk/2019/03/27/storing-utc-is-not-a-silver-bullet/) - "Just store dates in UTC" is not always the right approach
+- [Storing UTC is not a silver bullet](https://codeblog.jonskeet.uk/2019/03/27/storing-utc-is-not-a-silver-bullet/) - "Just store dates in UTC" is not always the right approach..
+- [Falsehoods about Unix Time](https://alexwlchan.net/2019/05/falsehoods-programmers-believe-about-unix-time/) - Mind the leap second!
+
 
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