diff --git a/boards/qemu-coreboot/qemu-coreboot.config b/boards/qemu-coreboot/qemu-coreboot.config
index 74d7d7c7..eed6fac1 100644
--- a/boards/qemu-coreboot/qemu-coreboot.config
+++ b/boards/qemu-coreboot/qemu-coreboot.config
@@ -32,6 +32,7 @@ export CONFIG_BOOTSCRIPT=/bin/generic-init
 export CONFIG_TPM=n
 
 export CONFIG_BOOT_DEV="/dev/sda1"
+export CONFIG_USB_BOOT_DEV="/dev/sdb1"
 
 #run: coreboot.intermediate
 run: