diff --git a/_pages/en_US/installing-boot9strap-(mset9).txt b/_pages/en_US/installing-boot9strap-(mset9).txt
index 1fced74a99..1a0da35d83 100644
--- a/_pages/en_US/installing-boot9strap-(mset9).txt
+++ b/_pages/en_US/installing-boot9strap-(mset9).txt
@@ -46,6 +46,7 @@ In this section, you will prepare the SD card data necessary for the MSET9 explo
 
 1. Run the MSET9 script:
     + **Windows**: Double-click `mset9.bat`
+    + **macOS**: Double-click `mset9.command`
     + **Linux**: open a Terminal window, `cd` to the root of your SD card, then type `python3 mset9.py` and press Enter
 
     ![Image: MSET9 setup](/images/screenshots/mset9/mset9-select.png)