diff --git a/meta-inspur/meta-fp5280g2/conf/machine/fp5280g2.conf b/meta-inspur/meta-fp5280g2/conf/machine/fp5280g2.conf
index 5bc0b4d..691983e 100644
--- a/meta-inspur/meta-fp5280g2/conf/machine/fp5280g2.conf
+++ b/meta-inspur/meta-fp5280g2/conf/machine/fp5280g2.conf
@@ -1,5 +1,5 @@
 KMACHINE = "aspeed"
-KERNEL_DEVICETREE = "${KMACHINE}-bmc-inspur-${MACHINE}.dtb"
+KERNEL_DEVICETREE = "aspeed/${KMACHINE}-bmc-inspur-${MACHINE}.dtb"
 
 UBOOT_MACHINE = "evb-ast2500_defconfig"
 UBOOT_DEVICETREE = "ast2500-evb"