gazebosim
diff --git a/‎examples/scripts/distributed/secondary.sdf
+1 b/‎examples/scripts/distributed/secondary.sdf
+1
diff --git a/‎examples/scripts/distributed/standalone.sdf
+1 b/‎examples/scripts/distributed/standalone.sdf
+1
@@ -28,6 +28,7 @@
           <geometry>
             <plane>
               <normal>0 0 1</normal>
+              <size>100 100</size>
             </plane>
           </geometry>
         </collision>
 
@@ -108,6 +108,7 @@
           <geometry>
             <plane>
               <normal>0 0 1</normal>
+              <size>100 100</size>
             </plane>
           </geometry>
         </collision>