diff --git a/doc/board/index.rst b/doc/board/index.rst
index 3308707..8588e45 100644
--- a/doc/board/index.rst
+++ b/doc/board/index.rst
@@ -26,6 +26,7 @@
    sipeed/index
    socionext/index
    st/index
+   ste/index
    tbs/index
    ti/index
    toradex/index