diff --git a/poky/meta/classes/kernel-devicetree.bbclass b/poky/meta/classes/kernel-devicetree.bbclass
index 8a81c85..522c465 100644
--- a/poky/meta/classes/kernel-devicetree.bbclass
+++ b/poky/meta/classes/kernel-devicetree.bbclass
@@ -71,23 +71,23 @@
 		dtb=`normalize_dtb "$dtbf"`
 		dtb_ext=${dtb##*.}
 		dtb_base_name=`basename $dtb .$dtb_ext`
-		install -d ${DEPLOYDIR}
-		install -m 0644 ${D}/${KERNEL_IMAGEDEST}/$dtb_base_name.$dtb_ext ${DEPLOYDIR}/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext
-		ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext ${DEPLOYDIR}/$dtb_base_name.$dtb_ext
-		ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext ${DEPLOYDIR}/$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext
+		install -d $deployDir
+		install -m 0644 ${D}/${KERNEL_IMAGEDEST}/$dtb_base_name.$dtb_ext $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext
+		ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext $deployDir/$dtb_base_name.$dtb_ext
+		ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext $deployDir/$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext
 		for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do
 			if [ "$type" = "zImage" ] && [ "${KERNEL_DEVICETREE_BUNDLE}" = "1" ]; then
 				cat ${D}/${KERNEL_IMAGEDEST}/$type \
-					${DEPLOYDIR}/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \
-					> ${DEPLOYDIR}/$type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin
+					$deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \
+					> $deployDir/$type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin
 				ln -sf $type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin \
-					${DEPLOYDIR}/$type-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext.bin
+					$deployDir/$type-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext.bin
 				if [ -e "${KERNEL_OUTPUT_DIR}/${type}.initramfs" ]; then
 					cat ${KERNEL_OUTPUT_DIR}/${type}.initramfs \
-						${DEPLOYDIR}/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \
-						>  ${DEPLOYDIR}/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin
+						$deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \
+						>  $deployDir/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin
 					ln -sf ${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin \
-						${DEPLOYDIR}/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext.bin
+						$deployDir/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext.bin
 				fi
 			fi
 		done