diff --git a/common_sensor_launch/launch/nebula_node_container.launch.py b/common_sensor_launch/launch/nebula_node_container.launch.py
index 39dff348..fa4ae575 100644
--- a/common_sensor_launch/launch/nebula_node_container.launch.py
+++ b/common_sensor_launch/launch/nebula_node_container.launch.py
@@ -189,7 +189,7 @@ def create_parameter_dict(*args):
     )
 
     # Ring Outlier Filter is the last component in the pipeline, so control the output frame here
-    if LaunchConfiguration("output_as_sensor_frame").perform(context):
+    if LaunchConfiguration("output_as_sensor_frame").perform(context).lower() == "true":
         ring_outlier_filter_parameters = {"output_frame": LaunchConfiguration("frame_id")}
     else:
         ring_outlier_filter_parameters = {