diff --git a/configs/picodet/application/pedestrian_detection/picodet_s_192_lcnet_pedestrian.yml b/configs/picodet/application/pedestrian_detection/picodet_s_192_lcnet_pedestrian.yml
index d9df255914b957c6842bdab79dbd7ed37bdb942e..bb3d2e9bc923f0ee41c12fbbb7d1a7b91b97d339 100644
--- a/configs/picodet/application/pedestrian_detection/picodet_s_192_lcnet_pedestrian.yml
+++ b/configs/picodet/application/pedestrian_detection/picodet_s_192_lcnet_pedestrian.yml
@@ -56,7 +56,7 @@ PicoHeadV2:
   use_align_head: True
   static_assigner:
     name: ATSSAssigner
-    topk: 9
+    topk: 4
     force_gt_matching: False
   assigner:
     name: TaskAlignedAssigner