diff --git a/urdf/skid_steering.gazebo b/urdf/skid_steering.gazebo
index f88b22e9b344a606fd27154b8ce490446c27d474..1587e0363f2f0d6d93b6028a4b355f2733321f01 100644
--- a/urdf/skid_steering.gazebo
+++ b/urdf/skid_steering.gazebo
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <root xmlns:xacro="http://ros.org/wiki/xacro">
   <xacro:macro name="iri_skid_steering_gazebo" params="name config">
-    <xacro:property name="properties" value="${load_yaml(config)}"/>
+    <xacro:property name="properties" value="${xacro.load_yaml(config)}"/>
 
     <gazebo>
       <plugin name="${name}_skid_steer_sim" filename="libgazebo_ros_skid_steer_drive.so">