diff --git a/local.env b/local.env
index 319f259..b42a09a 100644
--- a/local.env
+++ b/local.env
@@ -1,6 +1,6 @@
 TEAM_ID = 431
 WORKSPACE_ID = 1019
-PROJECT_ID = 41703
+PROJECT_ID = 40721
 
 # options: "images" "annotations"
 modal.state.selectedOutput="images"
diff --git a/src/convert_geometry.py b/src/convert_geometry.py
index ccd5f79..31ba5fe 100644
--- a/src/convert_geometry.py
+++ b/src/convert_geometry.py
@@ -5,6 +5,7 @@
 from typing import List
 import uuid
 
+
 def prepare_meta(meta: sly.ProjectMeta):
     new_classes = []
     for cls in meta.obj_classes:
diff --git a/src/main.py b/src/main.py
index 0b84fa4..239efe7 100644
--- a/src/main.py
+++ b/src/main.py
@@ -10,7 +10,7 @@
 import convert_geometry
 import functions as f
 import workflow as w
-from tinytimer import Timer
+import time
 
 # region constants
 USER_NAME = "Supervisely"
@@ -43,6 +43,16 @@
 )
 
 
+class Timer:
+    def __enter__(self):
+        self.start = time.perf_counter()
+        return self
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        self.end = time.perf_counter()
+        self.elapsed = self.end - self.start
+
+
 def export_to_coco(api: sly.Api) -> None:
     project = api.project.get_info_by_id(project_id)
     project_meta = sly.ProjectMeta.from_json(api.project.get_meta(project_id))
@@ -90,10 +100,9 @@ def export_to_coco(api: sly.Api) -> None:
             image_ids = [image_info.id for image_info in images]
             paths = [os.path.join(dataset_path, image_info.name) for image_info in images]
             if api.server_address.startswith("https://"):
-                semaphore = asyncio.Semaphore(100)
+                semaphore = asyncio.Semaphore(10)
             else:
                 semaphore = None
-            # api._get_default_semaphore()
 
             with Timer() as t:
                 coro = api.image.download_paths_async(image_ids, paths, semaphore)