diff --git a/config/sources/pine64.conf b/config/sources/pine64.conf
index 06b81aea56..64f130aeb8 100644
--- a/config/sources/pine64.conf
+++ b/config/sources/pine64.conf
@@ -43,7 +43,7 @@ write_uboot_platform()
 	[[ -f $1/u-boot-with-dtb.bin ]] && dd if=$1/u-boot-with-dtb.bin of=$2 bs=1k seek=8 conv=fsync > /dev/null 2>&1 || true
 	if [[ -f $1/pine64-plus.dtb ]]; then
 		if [[ -n $CACHEDIR ]]; then
-			cp $1/{pine64-plus.dtb,pine64.dtb,pine64drm-plus.dtb,pine64drm.dtb} $CACHEDIR/mount/boot
+			cp $1/{pine64-plus.dtb,pine64.dtb,pine64drm-plus.dtb,pine64drm.dtb} $CACHEDIR/$mount/boot
 		else
 			cp $1/{pine64-plus.dtb,pine64.dtb,pine64drm-plus.dtb,pine64drm.dtb} /boot
 		fi