diff --git a/orbbec_camera/launch/gemini2.launch.py b/orbbec_camera/launch/gemini2.launch.py
index 358e0af6..a9df1e5b 100644
--- a/orbbec_camera/launch/gemini2.launch.py
+++ b/orbbec_camera/launch/gemini2.launch.py
@@ -37,6 +37,7 @@ def generate_launch_description():
         DeclareLaunchArgument('color_gain', default_value='-1'),
         DeclareLaunchArgument('enable_color_auto_white_balance', default_value='true'),
         DeclareLaunchArgument('color_white_balance', default_value='-1'),
+        DeclareLaunchArgument('color_ae_max_exposure', default_value='-1'),
         DeclareLaunchArgument('depth_width', default_value='640'),
         DeclareLaunchArgument('depth_height', default_value='400'),
         DeclareLaunchArgument('depth_fps', default_value='15'),
diff --git a/orbbec_camera/launch/gemini2L.launch.py b/orbbec_camera/launch/gemini2L.launch.py
index 355e8172..6a637533 100644
--- a/orbbec_camera/launch/gemini2L.launch.py
+++ b/orbbec_camera/launch/gemini2L.launch.py
@@ -37,6 +37,7 @@ def generate_launch_description():
         DeclareLaunchArgument('color_gain', default_value='-1'),
         DeclareLaunchArgument('enable_color_auto_white_balance', default_value='true'),
         DeclareLaunchArgument('color_white_balance', default_value='-1'),
+        DeclareLaunchArgument('color_ae_max_exposure', default_value='-1'),
         DeclareLaunchArgument('depth_width', default_value='1280'),
         DeclareLaunchArgument('depth_height', default_value='800'),
         DeclareLaunchArgument('depth_fps', default_value='30'),