diff --git a/3rd-Party-Modules.md b/3rd-Party-Modules.md
index 262c652..581af51 100644
--- a/3rd-Party-Modules.md
+++ b/3rd-Party-Modules.md
@@ -535,6 +535,7 @@ The following modules are created by their respective authors.
 
 |Title|Author|Description|
 |:-|:-|:-|
+|[on-this-day](https://github.com/elliefairholm/on-this-day)|elliefairholm|Make mirrors great again (?): a daily historical fact.|
 |[MMM-PoemOfTheDay](https://github.com/Steven-Gassert/MMM-PoemOfTheDay)|Steven Gassert|Display a poem of the day, in the language(s) of your choice|
 |[Daily Pokemon](https://github.com/NolanKingdon/MMM-DailyPokemon)|Nolan Kingdon|Displays a random Pokemon, it's type, and stats daily.|
 |[DailyXKCD](https://github.com/Blastitt/DailyXKCD) |Blastitt |Displays the daily XKCD web comic.|