diff --git a/docs/documentation/sitespeed.io/docker/index.md b/docs/documentation/sitespeed.io/docker/index.md
index 8ada0c3815..7bb624f1d5 100644
--- a/docs/documentation/sitespeed.io/docker/index.md
+++ b/docs/documentation/sitespeed.io/docker/index.md
@@ -68,7 +68,9 @@ Using `-v "$(pwd):/sitespeed.io"` will map the current directory inside Docker a
 
 
 ## Running on Mac M1 ARM
-We have ARM container that will be used by default but they will use an older version of Chrome and Firefox. It's better to run the AMD containers. If you have a newer version of Docker desktop installed, you can *"Use Rosetta for x86/amd64 emulation"* to run the AMD containers. Go to settings and turn it on (see the screenshot).
+We have ARM container that will be used by default but it will use an older version of Chromium and a newer version of Firefox. The problem is that the Chrome team (Google, 30000+ engineers) do not build Chrome/Chromium on ARM Linux so we rely on *ppa:saiarcot895/chromium-beta* and use the latest version from there.
+
+It's probably better to run the AMD containers. If you have a newer version of Docker desktop installed, you can *"Use Rosetta for x86/amd64 emulation"* to run the AMD containers. Go to settings and turn it on (see the screenshot).
 
 ![Turn on Rosetta]({{site.baseurl}}/img/rosetta-docker.jpg)
 {: .img-thumbnail}