diff --git a/docs/notes/box64.md b/docs/notes/box64.md
index 29196dc..167b4a1 100644
--- a/docs/notes/box64.md
+++ b/docs/notes/box64.md
@@ -47,3 +47,6 @@ make install
 ```
 
 apt install libgcc1-i386-cross libc6-i386-cross
+dpkg --add-architecture armhf
+apt install gcc-8-base:armhf libc6:armhf libgcc1:armhf
+