diff --git a/cookbook/c01/__init__.py b/cookbook/c01/__init__.py
index 0baca962..1571abd8 100644
--- a/cookbook/c01/__init__.py
+++ b/cookbook/c01/__init__.py
@@ -4,4 +4,4 @@
 Topic: sample
 Desc : 
 """
-
+# -*- encoding: utf-8 -*-