diff --git a/doc/arch/index.rst b/doc/arch/index.rst
index b3e85f9..b8da4b8 100644
--- a/doc/arch/index.rst
+++ b/doc/arch/index.rst
@@ -11,6 +11,7 @@
    m68k
    mips
    nios2
+   riscv
    sandbox/index
    sh
    x86