diff --git a/python/extract.py b/python/extract.py
index 228cf0d..ba6f27c 100644
--- a/python/extract.py
+++ b/python/extract.py
@@ -95,4 +95,4 @@ elif len(sys.argv) > 1:
 else:
     print("extract [filepath]")
 
-# .
+# ..