diff --git a/launch/node.launch b/launch/node.launch
index ee4e2c0bcb6fe73f0e231f3f0fa155394c3dc5c6..baee1bd4fcedeba7dde9a9ea039c7f65b5646dfd 100644
--- a/launch/node.launch
+++ b/launch/node.launch
@@ -7,6 +7,7 @@
   <arg name="output" default="screen"/>
   <arg name="launch_prefix" default=""/>
   <arg name="cloud_in" default="~pointcloud_in"/>
+  <arg name="cloud_out" default="~pointcloud_out"/>
 
   <group ns="$(arg ns)">
 
@@ -16,6 +17,7 @@
           output="$(arg output)"
           launch-prefix="$(arg launch_prefix)">
       <remap from="~input" to="$(arg cloud_in)"/>
+      <remap from="~output" to="$(arg cloud_out)"/>
       <rosparam file="$(arg config_file)" command="load"/>
     </node>
 
diff --git a/launch/nodelet.launch b/launch/nodelet.launch
index ce5e906288c9ac561b3d7ac3af1c83906bdbd3c1..1dd6e5346788f96cdc95037850027f565dcabc3c 100644
--- a/launch/nodelet.launch
+++ b/launch/nodelet.launch
@@ -8,6 +8,7 @@
   <arg name="output" default="screen"/>
   <arg name="launch_prefix" default=""/>
   <arg name="cloud_in" default="~pointcloud_in"/>
+  <arg name="cloud_out" default="~pointcloud_out"/>
 
   <group ns="$(arg ns)">
 
@@ -17,6 +18,7 @@
           args="load iri_average_point_cloud/AveragePointCloudAlgNodelet $(arg camera_nodelet_manager)"
           output="$(arg output)">
       <remap from="~input" to="$(arg cloud_in)"/>
+      <remap from="~output" to="$(arg cloud_out)"/>
       <rosparam file="$(arg config_file)" command="load"/>
     </node>