diff --git a/make_scripts_riscv/project.mk b/make_scripts_riscv/project.mk
index 5e4e0ac7..679ba829 100644
--- a/make_scripts_riscv/project.mk
+++ b/make_scripts_riscv/project.mk
@@ -188,7 +188,7 @@ ifeq ("$(OS)","Windows_NT")
 else
 ifeq ("$(CONFIG_CHIP_NAME)", "BL602")
 	@cd $(BL60X_SDK_PATH)/image_conf;python3 -m pip install -r requirements.txt; python3 flash_build.py $(PROJECT_NAME) $(CONFIG_CHIP_NAME)
-	#@cd $(BL60X_SDK_PATH)/image_conf; ./flash_build $(PROJECT_NAME) $(CONFIG_CHIP_NAME)
+#@cd $(BL60X_SDK_PATH)/image_conf; ./flash_build $(PROJECT_NAME) $(CONFIG_CHIP_NAME)
 endif
 endif
 	@echo "Building Finish. To flash build output."
@@ -291,7 +291,6 @@ COMMON_FLAGS_M4_EXT := 	\
 	-ffreestanding \
 	-fno-strict-aliasing
 
-		
 COMMON_FLAGS += $(COMMON_FLAGS_M4_EXT)
 
 ifdef CONFIG_STACK_CHECK_NORM
@@ -454,7 +453,6 @@ else
 endif
 endif
 endif
-	
 
 $(BUILD_DIR_BASE):
 	mkdir -p $(BUILD_DIR_BASE)