diff --git a/turtlebot4_description/urdf/lite/turtlebot4.urdf.xacro b/turtlebot4_description/urdf/lite/turtlebot4.urdf.xacro
index 481be0a..d07072f 100644
--- a/turtlebot4_description/urdf/lite/turtlebot4.urdf.xacro
+++ b/turtlebot4_description/urdf/lite/turtlebot4.urdf.xacro
@@ -35,16 +35,7 @@
-
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+
diff --git a/turtlebot4_description/urdf/standard/turtlebot4.urdf.xacro b/turtlebot4_description/urdf/standard/turtlebot4.urdf.xacro
index c63d35c..a06f42f 100644
--- a/turtlebot4_description/urdf/standard/turtlebot4.urdf.xacro
+++ b/turtlebot4_description/urdf/standard/turtlebot4.urdf.xacro
@@ -125,16 +125,7 @@
-
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+