diff --git a/backend/handler/filesystem/firmware_handler.py b/backend/handler/filesystem/firmware_handler.py
index 8422e0220..de6979576 100644
--- a/backend/handler/filesystem/firmware_handler.py
+++ b/backend/handler/filesystem/firmware_handler.py
@@ -1,6 +1,5 @@
 import binascii
 import hashlib
-import os
 
 from config import LIBRARY_BASE_PATH
 from config.config_manager import config_manager as cm