diff --git a/src/mainboard/arima/hdama/Kconfig b/src/mainboard/arima/hdama/Kconfig
index c693ad72a1..d7d904935a 100644
--- a/src/mainboard/arima/hdama/Kconfig
+++ b/src/mainboard/arima/hdama/Kconfig
@@ -73,7 +73,7 @@ config HW_MEM_HOLE_SIZE_AUTO_INC
 
 config SB_HT_CHAIN_ON_BUS0
 	int
-	default 0
+	default 1
 	depends on BOARD_ARIMA_HDAMA
 
 config HT_CHAIN_END_UNITID_BASE