diff --git a/QOD-August-2021.md b/QOD-August-2021.md
index 21229c3..78aaab7 100644
--- a/QOD-August-2021.md
+++ b/QOD-August-2021.md
@@ -80,6 +80,12 @@ With that in mind, I joined my two passions, QGIS and sanitation, and I've been
 - You can follow along trying to replicate what I do or use your imagination to make your own fantasy map
 - At the end of the session share screenshots of work, and if possible the project and we will give a QGIS mug to the winner!
 
+You can create your own procedurally generated DEM using [this module](https://github.com/vikineema/dem-utils) (python 3) or [this module](https://github.com/ArMoraer/dem-utils) (python 2) using a command like this:
+
+```
+python3 dem_generator.py --width 2000 --height 2000 --waterratio 0.3 --island --preset mountainous_island dem.tif
+```
+
 ![Mug](https://www.qgis.org/en/_images/shop_mug_2017.png)