diff --git a/fixtures/100_kb.png b/fixtures/100_kb.png
index 407be5cc50653075a540bdfdc33931531852b8df..da1dfb90e7c41de55aeb63d311937cdac9edd929 100644
Binary files a/fixtures/100_kb.png and b/fixtures/100_kb.png differ
diff --git a/fixtures/10_mb.jpg b/fixtures/10_mb.jpg
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..6c5d4031e03408e34ae476c5053ee497a91ac37b 100644
Binary files a/fixtures/10_mb.jpg and b/fixtures/10_mb.jpg differ
diff --git a/fixtures/3_mb.jpg b/fixtures/3_mb.jpg
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..b7f1f882873aaf18ecf6104b88fd1a7bfee58d7b 100644
Binary files a/fixtures/3_mb.jpg and b/fixtures/3_mb.jpg differ
diff --git a/tests/load/README.md b/tests/load/README.md
index 8e93be73f906efd15f8d7b784e30406b98af191c..25cdb2f9aca35889e957ec9e526486b2812ecef3 100644
--- a/tests/load/README.md
+++ b/tests/load/README.md
@@ -3,7 +3,7 @@
 ## Installation
 
 ```
-pip install locustio
+pip install locust
 ```
 
 ## Running tests
@@ -16,13 +16,11 @@ between DS container and swift.
 Select all tests from file, where HOST is host your document service(ex. `--host="http://0.0.0.0"` by default)
 
 ```
-locust -f test/load/locustfile.py --host=HOST
+locust -f test/load/locustfile.py --host=HOST --filename=TEST_FIXTURE_FILE --authorization-token=AUTHORIZATION-TOKEN
 ```
-
-Select specific tests
-
+Example Dev:
 ```
-locust -f tests/load/locustfile.py SomeTaskClass --host=HOST 
+locust -f tests/load/locustfile.py --host=http://localhost:8081 --filename=3_mb.jpg --authorization-token=auction_token
 ```
 
 ### Open web-ui (default *:8089) and start new Locust swarm
diff --git a/tests/load/locustfile.py b/tests/load/locustfile.py
index cebbb0bc9d19647029de151441ef0ad29b20e709..a838515467be5a65bcb112a46b8b1bd4300da9f2 100644
--- a/tests/load/locustfile.py
+++ b/tests/load/locustfile.py
@@ -1,57 +1,37 @@
 import jwt
 import requests
-from locust import HttpUser, TaskSet, task, between
+from locust import HttpUser, task, between, events
+
 
-_PUBLIC_KEY = None
 _ALGORITHM = 'RS256'
 DOC_ID = None
 FILE_CONTENT = None
 
 
-def get_public_key():
-    global _PUBLIC_KEY
-    if not _PUBLIC_KEY:
-        with open('secrets/ds-key.pub') as key_file:
-            _PUBLIC_KEY = key_file.read()
-    return _PUBLIC_KEY
+def _decode_token(token):
+    return jwt.decode(token, algorithms=[_ALGORITHM], options={"verify_signature": False})
 
 
-def _decode_token(token):
-    return jwt.decode(token, get_public_key(), algorithms=[_ALGORITHM])
+@events.init_command_line_parser.add_listener
+def _(parser):
+    parser.add_argument("--filename", type=str, default="10_mb.jpg", help="Test file name")
+    parser.add_argument("--authorization-token", type=str, default="my_auction_token", help="Authorization token")
 
 
-class BaseDSFlow(TaskSet):
+class BaseDSFlowTest(HttpUser):
     """
-    TaskSet to test base DS api working flow
+        Task to test base DS api working flow
     """
-    filename = "3_mb.jpg"
-
-    def __init__(self, parent):
-        super(BaseDSFlow, self).__init__(parent)
-        if not DOC_ID:
-            self._load_file()
-
-    def _load_file(self):
-        global DOC_ID
-        global FILE_CONTENT
-        path_to_file = f"fixtures/{self.filename}"
-        with open(path_to_file, 'rb') as f:
-            FILE_CONTENT = f.read()
 
-        response = requests.put(
-            f"{self.locust.host}/api/documents/public",
-            data={"documentType": "auctionProtocol"},
-            files={"file": (self.filename, FILE_CONTENT, 'image/jpeg')}
-        )
-        token = _decode_token(response.content)
-        DOC_ID = token['id']
+    wait_time = between(1, 2)
 
     @task
     def upload_doc(self):
         self.client.put(
             "/api/documents/public",
             data={"documentType": "auctionProtocol"},
-            files={"file": (self.filename, FILE_CONTENT, 'image/jpeg')},
+            headers={"Authorization": self.environment.parsed_options.authorization_token},
+            files={"file": (self.environment.parsed_options.filename, FILE_CONTENT, 'image/jpeg')},
         )
 
     @task
@@ -60,7 +40,18 @@ class BaseDSFlow(TaskSet):
             f"/api/documents/public/{DOC_ID}"
         )
 
+    def on_start(self):
+        global DOC_ID
+        global FILE_CONTENT
+        path_to_file = f"fixtures/{self.environment.parsed_options.filename}"
+        with open(path_to_file, 'rb') as f:
+            FILE_CONTENT = f.read()
 
-class BaseDSFlowTest(HttpUser):
-    task_set = BaseDSFlow
-    wait_time = between(1, 2)
+        response = requests.put(
+            f"{self.host}/api/documents/public",
+            data={"documentType": "auctionProtocol"},
+            headers={"Authorization": self.environment.parsed_options.authorization_token},
+            files={"file": (self.environment.parsed_options.filename, FILE_CONTENT, 'image/jpeg')}
+        )
+        token = _decode_token(response.content)
+        DOC_ID = token['id']