diff --git a/robots/a1_description/xacro/robot.xacro b/robots/a1_description/xacro/robot.xacro
index 6604d9f..d106404 100644
--- a/robots/a1_description/xacro/robot.xacro
+++ b/robots/a1_description/xacro/robot.xacro
@@ -2,6 +2,8 @@
 
 <robot name="a1" xmlns:xacro="http://www.ros.org/wiki/xacro">
 
+    <xacro:arg name="DEBUG" default="false"/>
+
     <xacro:include filename="$(find a1_description)/xacro/const.xacro"/>
     <xacro:include filename="$(find a1_description)/xacro/materials.xacro"/>
     <xacro:include filename="$(find a1_description)/xacro/leg.xacro"/>
diff --git a/robots/aliengo_description/xacro/robot.xacro b/robots/aliengo_description/xacro/robot.xacro
index a195cae..d2376ae 100644
--- a/robots/aliengo_description/xacro/robot.xacro
+++ b/robots/aliengo_description/xacro/robot.xacro
@@ -2,6 +2,8 @@
 
 <robot name="aliengo" xmlns:xacro="http://www.ros.org/wiki/xacro">
 
+    <xacro:arg name="DEBUG" default="false"/>
+
     <xacro:include filename="$(find aliengo_description)/xacro/const.xacro"/>
     <xacro:include filename="$(find aliengo_description)/xacro/materials.xacro"/>
     <xacro:include filename="$(find aliengo_description)/xacro/leg.xacro"/>
diff --git a/robots/go1_description/xacro/robot.xacro b/robots/go1_description/xacro/robot.xacro
index 9e3567a..4c95987 100644
--- a/robots/go1_description/xacro/robot.xacro
+++ b/robots/go1_description/xacro/robot.xacro
@@ -2,6 +2,8 @@
 
 <robot name="go1" xmlns:xacro="http://www.ros.org/wiki/xacro">
 
+    <xacro:arg name="DEBUG" default="false"/>
+
     <xacro:include filename="$(find go1_description)/xacro/const.xacro"/>
     <xacro:include filename="$(find go1_description)/xacro/materials.xacro"/>
     <xacro:include filename="$(find go1_description)/xacro/leg.xacro"/>
diff --git a/robots/laikago_description/xacro/robot.xacro b/robots/laikago_description/xacro/robot.xacro
index caef434..339cba6 100644
--- a/robots/laikago_description/xacro/robot.xacro
+++ b/robots/laikago_description/xacro/robot.xacro
@@ -2,6 +2,8 @@
 
 <robot name="laikago" xmlns:xacro="http://www.ros.org/wiki/xacro">
 
+    <xacro:arg name="DEBUG" default="false"/>
+
     <xacro:include filename="$(find laikago_description)/xacro/const.xacro"/>
     <xacro:include filename="$(find laikago_description)/xacro/materials.xacro"/>
     <xacro:include filename="$(find laikago_description)/xacro/leg.xacro"/>