diff --git a/.gitignore b/.gitignore
index b1cbb540..93333a67 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@
 
 # MacOS
 .DS_Store
+__pycache__
diff --git a/image_conf/requirements.txt b/image_conf/requirements.txt
index 8abb3261..95c79bf8 100644
--- a/image_conf/requirements.txt
+++ b/image_conf/requirements.txt
@@ -1,3 +1,5 @@
 # flash_build.py dependencies
 fdt>=0.2.0
 pycryptodomex>=3.9.8
+toml>=0.10.2
+configobj>=5.0.6
diff --git a/make_scripts_riscv/project.mk b/make_scripts_riscv/project.mk
index cebbb9d3..65def1d9 100644
--- a/make_scripts_riscv/project.mk
+++ b/make_scripts_riscv/project.mk
@@ -187,8 +187,8 @@ all:
 ifeq ("$(OS)","Windows_NT")
 else
 ifeq ("$(CONFIG_CHIP_NAME)", "BL602")
-	#@cd $(BL60X_SDK_PATH)/image_conf; 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;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)
 endif
 endif
 	@echo "Building Finish. To flash build output."