diff --git a/sciurus17_examples/scripts/box_stacking_example.py b/sciurus17_examples/scripts/box_stacking_example.py
index 9ac7de3..f015b1c 100755
--- a/sciurus17_examples/scripts/box_stacking_example.py
+++ b/sciurus17_examples/scripts/box_stacking_example.py
@@ -215,7 +215,7 @@ def pick_up(self, check_result):
         rospy.loginfo("PICK UP")
         result = True
         # 制御対象を初期化
-        # Initialise control target.
+        # Initialize control target.
         self._current_arm = None
 
         # オブジェクトがなければ終了