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-rw-r--r--include/image.mk2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/image.mk b/include/image.mk
index 441f55b741..984b64fb9c 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -45,7 +45,7 @@ IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(IMG_PREFIX_VERNUM)$(IMG_PREFIX_VERCODE)$
IMG_ROOTFS:=$(IMG_PREFIX)-rootfs
IMG_COMBINED:=$(IMG_PREFIX)-combined
IMG_PART_SIGNATURE:=$(shell echo $(SOURCE_DATE_EPOCH)$(LINUX_VERMAGIC) | mkhash md5 | cut -b1-8)
-IMG_PART_DISKGUID:=$(shell echo $(SOURCE_DATE_EPOCH)$(LINUX_VERMAGIC) | mkhash md5 | sed -r 's/(.{8})(.{4})(.{4})(.{4})(.{10})../\1-\2-\3-\4-\500/')
+IMG_PART_DISKGUID:=$(shell echo $(SOURCE_DATE_EPOCH)$(LINUX_VERMAGIC) | mkhash md5 | sed -E 's/(.{8})(.{4})(.{4})(.{4})(.{10})../\1-\2-\3-\4-\500/')
MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt