diff --git a/configs/ot1200_defconfig b/configs/ot1200_defconfig
index b70f44d..2825e44 100644
--- a/configs/ot1200_defconfig
+++ b/configs/ot1200_defconfig
@@ -7,6 +7,7 @@
 CONFIG_BOOTDELAY=3
 CONFIG_SUPPORT_RAW_INITRD=y
 CONFIG_MISC_INIT_R=y
+CONFIG_BOUNCE_BUFFER=y
 CONFIG_BOARD_EARLY_INIT_F=y
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_BOOTZ=y