diff --git a/configs/bcm28155_ap_defconfig b/configs/bcm28155_ap_defconfig
index d26cde5..4f7a58e 100644
--- a/configs/bcm28155_ap_defconfig
+++ b/configs/bcm28155_ap_defconfig
@@ -8,7 +8,7 @@
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_AUTOBOOT is not set
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
 CONFIG_FASTBOOT_BUF_ADDR=0x80000000
 CONFIG_FASTBOOT_BUF_SIZE=0x7FF00000
 CONFIG_FASTBOOT_FLASH=y