diff --git a/clearpath_platform_description/urdf/a200/attachments/observer_backpack.urdf.xacro b/clearpath_platform_description/urdf/a200/attachments/observer_backpack.urdf.xacro
index 554f232..e4caac8 100644
--- a/clearpath_platform_description/urdf/a200/attachments/observer_backpack.urdf.xacro
+++ b/clearpath_platform_description/urdf/a200/attachments/observer_backpack.urdf.xacro
@@ -86,13 +86,27 @@
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