diff --git a/frigate/test/test_profiles.py b/frigate/test/test_profiles.py
index d092154e73..b73fa74a08 100644
--- a/frigate/test/test_profiles.py
+++ b/frigate/test/test_profiles.py
@@ -674,7 +674,7 @@ class TestProfilePersistence(unittest.TestCase):
 
         written_data = {}
 
-        def mock_write(content):
+        def mock_write(_self, content):
             written_data.update(json.loads(content))
 
         with patch.object(
@@ -697,7 +697,7 @@ class TestProfilePersistence(unittest.TestCase):
         }
         written_data = {}
 
-        def mock_write(content):
+        def mock_write(_self, content):
             written_data.update(json.loads(content))
 
         config_data = {