diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig
index 65730275e0122b15184f6bec331e2679130dfa82..14e027f5be66e0a70dee896aadd66fe31aac126c 100644
--- a/arch/powerpc/platforms/40x/Kconfig
+++ b/arch/powerpc/platforms/40x/Kconfig
@@ -35,7 +35,7 @@ config EP405
 config HCU4
 	bool "Hcu4"
 	depends on 40x
-	default y
+	default n
 	select 405GPR
 	help
 	  This option enables support for the Nestal Maschinen HCU4 board.