diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug
index d9d28f9..0d2ef1e 100644
--- a/arch/sh/Kconfig.debug
+++ b/arch/sh/Kconfig.debug
@@ -7,6 +7,7 @@
 
 config SH_STANDARD_BIOS
 	bool "Use LinuxSH standard BIOS"
+	depends on SUPERH32
 	help
 	  Say Y here if your target has the gdb-sh-stub
 	  package from www.m17n.org (or any conforming standard LinuxSH BIOS)