diff --git a/aip_x2_launch/config/dual_return_filter.param.yaml b/aip_x2_launch/config/dual_return_filter.param.yaml
index dd68e5ec..3c89faa2 100644
--- a/aip_x2_launch/config/dual_return_filter.param.yaml
+++ b/aip_x2_launch/config/dual_return_filter.param.yaml
@@ -4,7 +4,9 @@
     weak_first_local_noise_threshold: 2 # description="for No_ROI roi_mode, recommended value is 10" />
     visibility_error_threshold: 0.95
     visibility_warn_threshold: 0.97
-    max_distance: 5.0
+    min_azimuth_deg: 100.0
+    max_azimuth_deg: 260.0
+    max_distance: 10.0
     x_max: 18.0
     x_min: -12.0
     y_max: 2.0