diff --git a/tools/create_map_color_file.py b/tools/create_map_color_file.py
index 2664c017b..b6486b8e3 100644
--- a/tools/create_map_color_file.py
+++ b/tools/create_map_color_file.py
@@ -1,4 +1,4 @@
-import sys, json, os
+import json, os
 from PIL import Image
 
 colors = {}