diff --git a/autoware_launch/launch/components/tier4_perception_component.launch.xml b/autoware_launch/launch/components/tier4_perception_component.launch.xml
index ce3be09253..753fa9c8d0 100644
--- a/autoware_launch/launch/components/tier4_perception_component.launch.xml
+++ b/autoware_launch/launch/components/tier4_perception_component.launch.xml
@@ -16,7 +16,7 @@
   <arg name="lidar_detection_model" default="pointpainting" description="options: `centerpoint`, `apollo`, `pointpainting`, `clustering`"/>
   <arg name="traffic_light_recognition/fusion_only" default="true" description="Whether to start only some of the signal recognition related nodes"/>
 
-  <group if="$(eval sensor_model == 'aip_xx1_gen2')">
+  <group if="$(eval &quot;'$(var sensor_model)' == 'aip_xx1_gen2'&quot;)">
     <!-- In the Gen2 sensor configuration, the traffic_light_recognition node is launched not through the conventional autoware.universe/launch/tier4_perception_launch but with its own custom launch file.
     This is because autoware.universe's launch files do not support an arbitrary number of cameras. If autoware.universe's launch files were to support it, it is recommended to use them instead. -->
     <include file="$(find-pkg-share autoware_launch)/launch/components/traffic_light_recognition/traffic_light.launch.xml"/>
diff --git a/autoware_launch/launch/components/traffic_light_recognition/traffic_light_occlusion_predictor.launch.py b/autoware_launch/launch/components/traffic_light_recognition/traffic_light_occlusion_predictor.launch.py
index 47e65cdc0f..46fe08e965 100644
--- a/autoware_launch/launch/components/traffic_light_recognition/traffic_light_occlusion_predictor.launch.py
+++ b/autoware_launch/launch/components/traffic_light_recognition/traffic_light_occlusion_predictor.launch.py
@@ -27,9 +27,7 @@
 
 def create_traffic_light_occlusion_predictor(namespace):
     package = FindPackageShare("traffic_light_occlusion_predictor")
-    include = PathJoinSubstitution(
-        [package, f"launch/traffic_light_occlusion_predictor.launch.xml"]
-    )
+    include = PathJoinSubstitution([package, "launch/traffic_light_occlusion_predictor.launch.xml"])
 
     input_camera_info = f"/sensing/camera/{namespace}/camera_info"
     output_rois = f"/perception/traffic_light_recognition/{namespace}/detection/rois"