diff --git a/ultralytics/models/nas/val.py b/ultralytics/models/nas/val.py
index 7de446d4..c4fb73b6 100644
--- a/ultralytics/models/nas/val.py
+++ b/ultralytics/models/nas/val.py
@@ -44,7 +44,7 @@ class NASValidator(DetectionValidator):
             self.args.iou,
             labels=self.lb,
             multi_label=False,
-            agnostic=self.args.single_cls,
+            agnostic=self.args.single_cls or self.args.agnostic_nms,
             max_det=self.args.max_det,
             max_time_img=0.5,
         )
diff --git a/ultralytics/models/yolo/obb/val.py b/ultralytics/models/yolo/obb/val.py
index b4048af4..93bb2bfa 100644
--- a/ultralytics/models/yolo/obb/val.py
+++ b/ultralytics/models/yolo/obb/val.py
@@ -45,7 +45,7 @@ class OBBValidator(DetectionValidator):
             labels=self.lb,
             nc=self.nc,
             multi_label=True,
-            agnostic=self.args.single_cls,
+            agnostic=self.args.single_cls or self.args.agnostic_nms,
             max_det=self.args.max_det,
             rotated=True,
         )
diff --git a/ultralytics/models/yolo/pose/val.py b/ultralytics/models/yolo/pose/val.py
index cba42a6e..bdf17328 100644
--- a/ultralytics/models/yolo/pose/val.py
+++ b/ultralytics/models/yolo/pose/val.py
@@ -69,7 +69,7 @@ class PoseValidator(DetectionValidator):
             self.args.iou,
             labels=self.lb,
             multi_label=True,
-            agnostic=self.args.single_cls,
+            agnostic=self.args.single_cls or self.args.agnostic_nms,
             max_det=self.args.max_det,
             nc=self.nc,
         )
diff --git a/ultralytics/models/yolo/segment/val.py b/ultralytics/models/yolo/segment/val.py
index 36ccd9c2..30b63f97 100644
--- a/ultralytics/models/yolo/segment/val.py
+++ b/ultralytics/models/yolo/segment/val.py
@@ -76,7 +76,7 @@ class SegmentationValidator(DetectionValidator):
             self.args.iou,
             labels=self.lb,
             multi_label=True,
-            agnostic=self.args.single_cls,
+            agnostic=self.args.single_cls or self.args.agnostic_nms,
             max_det=self.args.max_det,
             nc=self.nc,
         )