diff --git a/target/linux/xburst/config-2.6.28 b/target/linux/xburst/config-2.6.28
index 7dca8dcfe..9e3ce6dde 100644
--- a/target/linux/xburst/config-2.6.28
+++ b/target/linux/xburst/config-2.6.28
@@ -348,6 +348,7 @@ CONFIG_SERIO_SERPORT=y
 # CONFIG_SIBYTE_RHONE is not set
 # CONFIG_SIBYTE_SENTOSA is not set
 # CONFIG_SIBYTE_SWARM is not set
+CONFIG_SOC_JZ4720=y
 CONFIG_SOC_JZ4740=y
 CONFIG_SOUND=y
 # CONFIG_SOUND_JZ_AC97 is not set