diff --git a/common/web_controller/README.md b/common/web_controller/README.md
index 32b9352a4b53c..643fc9e068158 100644
--- a/common/web_controller/README.md
+++ b/common/web_controller/README.md
@@ -33,7 +33,7 @@ None
 
 ## Assumptions / Known limits
 
-TBD.
+`web_controller` needs `rosbridge` which is automatically launched in [tier4_autoware_api_launch](https://github.com/autowarefoundation/autoware.universe/pull/779) along with launching Autoware.
 
 ## Usage
 
diff --git a/launch/tier4_autoware_api_launch/launch/autoware_api.launch.xml b/launch/tier4_autoware_api_launch/launch/autoware_api.launch.xml
index 3d9113f436eca..57b242c5136be 100644
--- a/launch/tier4_autoware_api_launch/launch/autoware_api.launch.xml
+++ b/launch/tier4_autoware_api_launch/launch/autoware_api.launch.xml
@@ -1,4 +1,6 @@
 <launch>
+  <arg name="respawn_rosbridge" default="true"/>
+
   <!-- awapi (deprecated) -->
   <group>
     <include file="$(find-pkg-share awapi_awiv_adapter)/launch/awapi_awiv_adapter.launch.xml"/>
@@ -11,4 +13,10 @@
     <include file="$(find-pkg-share tier4_autoware_api_launch)/launch/include/internal_api_adaptor.launch.py"/>
     <include file="$(find-pkg-share tier4_autoware_api_launch)/launch/include/internal_api_relay.launch.xml"/>
   </group>
+
+  <!-- rosbridge -->
+  <!-- TODO: respawn will work once https://github.com/ros2/launch/pull/569 is released. I'll delete this comment when it's done. -->
+  <include file="$(find-pkg-share rosbridge_server)/launch/rosbridge_websocket_launch.xml">
+    <arg name="respawn" value="$(var respawn)"/>
+  </include>
 </launch>