diff --git a/robotino_description/urdf/shell.urdf.xacro b/robotino_description/urdf/shell.urdf.xacro
index a815859..27f3885 100644
--- a/robotino_description/urdf/shell.urdf.xacro
+++ b/robotino_description/urdf/shell.urdf.xacro
@@ -194,7 +194,7 @@
         </material>
       </visual>
       <collision>
-        <origin xyz="0 0 0" rpy="0 0 0"/>
+        <origin xyz="-0.04 -0.01 0" rpy="0 0 0"/>
         <geometry>
           <mesh filename="package://robotino_description/meshes/door_collision.stl"/>
         </geometry>