diff --git a/examples/blender/openmanipulator_x/openmanipulator_x.ino b/examples/blender/openmanipulator_x/openmanipulator_x.ino
index 1316034..cd009c6 100644
--- a/examples/blender/openmanipulator_x/openmanipulator_x.ino
+++ b/examples/blender/openmanipulator_x/openmanipulator_x.ino
@@ -20,7 +20,6 @@
 // - Library: DYNAMIXEL2Arduino
 // - Software: Blender 2.93.1
 //             Arduino IDE
-// - https://emanual.robotis.com/docs/en/parts/interface/mkr_shield/#examples
 //
 // Author: David Park