diff --git a/doc/board/beacon/index.rst b/doc/board/beacon/index.rst
index 1fe1046..8eba5e8 100644
--- a/doc/board/beacon/index.rst
+++ b/doc/board/beacon/index.rst
@@ -7,3 +7,4 @@
    :maxdepth: 2
 
    beacon-imx8mp
+   beacon-imx8mm