diff --git a/.gitignore b/.gitignore
index 77b27f5..bc2a60f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,7 +7,7 @@ statistics_all.png
 statistics_g.png
 statistics_zg.png
 statistics_zp.png
-yolov8x.pt
+*.pt
 
 
 *.mp4
diff --git a/README.md b/README.md
index d26f71f..2a55e7b 100644
--- a/README.md
+++ b/README.md
@@ -78,7 +78,7 @@ You may use [YOLO](https://docs.ultralytics.com/) to automatically perform detec
 Detect objects with Ultralytics YOLO detections, apply SORT tracking and convert tracks to CVAT format.
 
 ```
-detector2cvat --video path_to_videos --save path_to_save [--imshow]
+detector2cvat --video path_to_videos --save path_to_save [--yolo yolo_model] [--imshow]
 ```
 
 
diff --git a/src/kabr_tools/detector2cvat.py b/src/kabr_tools/detector2cvat.py
index 206da44..4973cd5 100644
--- a/src/kabr_tools/detector2cvat.py
+++ b/src/kabr_tools/detector2cvat.py
@@ -8,13 +8,14 @@
 from kabr_tools.utils.draw import Draw
 
 
-def detector2cvat(path_to_videos: str, path_to_save: str, show: bool) -> None:
+def detector2cvat(path_to_videos: str, path_to_save: str, model: str, show: bool) -> None:
     """
     Detect objects with Ultralytics YOLO detections, apply SORT tracking and convert tracks to CVAT format.
 
     Parameters:
     path_to_videos - str. Path to the folder containing videos.
     path_to_save - str. Path to the folder to save output xml & mp4 files.
+    model - str. YOLO model to use with detections.
     show - bool. Flag to display detector's visualization.
     """
     videos = []
@@ -29,7 +30,7 @@ def detector2cvat(path_to_videos: str, path_to_save: str, show: bool) -> None:
 
                 videos.append(f"{root}/{file}")
 
-    yolo = YOLOv8(weights="yolov8x.pt", imgsz=3840, conf=0.5)
+    yolo = YOLOv8(weights=model, imgsz=3840, conf=0.5)
 
     for i, video in enumerate(videos):
         try:
@@ -120,6 +121,12 @@ def parse_args() -> argparse.Namespace:
         help="path to save output xml & mp4 files",
         required=True
     )
+    local_parser.add_argument(
+        "--yolo",
+        type=str,
+        default="yolov8x.pt",
+        help="yolo model to use with detections"
+    )
     local_parser.add_argument(
         "--imshow",
         action="store_true",
@@ -130,7 +137,7 @@ def parse_args() -> argparse.Namespace:
 
 def main() -> None:
     args = parse_args()
-    detector2cvat(args.video, args.save, args.imshow)
+    detector2cvat(args.video, args.save, args.yolo, args.imshow)
 
 
 if __name__ == "__main__":
diff --git a/tests/test_detector2cvat.py b/tests/test_detector2cvat.py
index 675e7bc..543a290 100644
--- a/tests/test_detector2cvat.py
+++ b/tests/test_detector2cvat.py
@@ -1,6 +1,7 @@
 import unittest
 import sys
 import os
+from unittest.mock import patch
 from kabr_tools import detector2cvat
 from tests.utils import (
     del_dir,
@@ -33,6 +34,7 @@ def setUp(self):
         self.tool = "detector2cvat.py"
         self.video = TestDetector2Cvat.dir
         self.save = "tests/detector2cvat"
+        self.yolo = "yolov5s.pt"
 
     def tearDown(self):
         # delete outputs
@@ -55,17 +57,26 @@ def test_parse_arg_min(self):
         # check parsed argument values
         self.assertEqual(args.video, self.video)
         self.assertEqual(args.save, self.save)
-        self.assertEqual(args.imshow, False)
 
-    def test_parse_arg_full(self):
+        # check default argument values
+        self.assertEqual(args.yolo, "yolov8x.pt")
+        self.assertEqual(args.imshow, False)
+    
+    @patch('kabr_tools.detector2cvat.cv2.imshow')
+    def test_parse_arg_full(self, imshow):
         # parse arguments
         sys.argv = [self.tool,
                     "--video", self.video,
                     "--save", self.save,
+                    "--yolo", self.yolo,
                     "--imshow"]
         args = detector2cvat.parse_args()
 
         # check parsed argument values
         self.assertEqual(args.video, self.video)
         self.assertEqual(args.save, self.save)
+        self.assertEqual(args.yolo, self.yolo)
         self.assertEqual(args.imshow, True)
+
+        # run
+        run()