diff --git a/launch/sentry.launch b/launch/sentry.launch
index 9ed5d18..4fea75d 100755
--- a/launch/sentry.launch
+++ b/launch/sentry.launch
@@ -1,7 +1,6 @@
 <launch>
     <arg name="robot_type" default="$(env ROBOT_TYPE)" doc="Robot type [standard, hero, engineer]"/>
     <arg name="load_controller" default="true"/>
-    <arg name="imu_trigger" default="$(env IMU_TRIGGER)" doc="Bool"/>
     <arg name="hw_name" default="$(env HW_NAME)" doc="Hw name [rm_can_hw, rm_ecat_hw]"/>
 
     <rosparam file="$(find rm_dbus)/config/dbus.yaml" command="load"/>
@@ -10,11 +9,6 @@
     <include file="$(find rm_config)/launch/$(env HW_NAME).launch">
     </include>
 
-    <include file="$(find rm_config)/launch/vision/camera.launch">
-        <arg name="imu_trigger" value="$(arg imu_trigger)"/>
-    </include>
-    <include file="$(find rm_config)/launch/vision/vision_loader.launch"/>
-
     <include file="$(find rm_fsm)/launch/load.launch">
     </include>
     <include file="$(find rm_config)/launch/referee.launch"/>
diff --git a/scripts/auto_start/environment/sentry.sh b/scripts/auto_start/environment/sentry.sh
index c9ed590..2863890 100644
--- a/scripts/auto_start/environment/sentry.sh
+++ b/scripts/auto_start/environment/sentry.sh
@@ -7,8 +7,6 @@ export IMU_TRIGGER=true
 export HW_NAME=rm_can_hw
 export LAUNCH=sentry
 export PLANNER_TYPE=pid_planner_params
-export IMU_TRIGGER=true
-export HW_NAME=rm_can_hw
 # camera
 export MVCAM_SDK_PATH=/opt/MVS
 export MVCAM_COMMON_RUNENV=/opt/MVS/lib