diff --git a/perception/image_projection_based_fusion/config/roi_sync.param.yaml b/perception/image_projection_based_fusion/config/roi_sync.param.yaml
index 41b0e6abfaf50..c20970500392c 100644
--- a/perception/image_projection_based_fusion/config/roi_sync.param.yaml
+++ b/perception/image_projection_based_fusion/config/roi_sync.param.yaml
@@ -2,4 +2,4 @@
   ros__parameters:
     input_offset_ms: [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
     timeout_ms: 70.0
-    match_threshold_ms: 40.0
+    match_threshold_ms: 50.0