diff --git a/kernel.mk b/kernel.mk
index 11e916e..348c10b 100755
--- a/kernel.mk
+++ b/kernel.mk
@@ -21,6 +21,7 @@ KERNEL_OBJ_TMP_PATH := $(OUT_DIR)/kernel/OBJ/${KERNEL_VERSION}
 ifeq ($(BUILD_TYPE), standard)
     BOOT_IMAGE_PATH = $(OHOS_BUILD_HOME)/device/board/hisilicon/hispark_taurus/uboot/prebuilts
     KERNEL_SRC_TMP_PATH := $(OUT_DIR)/kernel/src_tmp/${KERNEL_VERSION}
+    export KERNEL_SRC_DIR=out/KERNEL_OBJ/kernel/src_tmp/${KERNEL_VERSION}
 endif
 
 KERNEL_SRC_PATH := $(OHOS_BUILD_HOME)/kernel/linux/${KERNEL_VERSION}