diff --git a/tests/test_gps_input_encoding.py b/tests/test_gps_input_encoding.py
index 4f12dc3..ac24d8b 100644
--- a/tests/test_gps_input_encoding.py
+++ b/tests/test_gps_input_encoding.py
@@ -21,7 +21,6 @@ from gps_denied.core.mavlink import _confidence_to_fix_type, _eskf_to_gps_input
 from gps_denied.schemas import GPSPoint
 from gps_denied.schemas.eskf import ConfidenceTier, ESKFState
 
-
 _ORIGIN = GPSPoint(lat=49.0, lon=32.0)
 
 
diff --git a/tests/test_vo.py b/tests/test_vo.py
index 884cce1..9c7dabd 100644
--- a/tests/test_vo.py
+++ b/tests/test_vo.py
@@ -255,6 +255,7 @@ def test_mono_depth_scale_not_ambiguous():
 def test_mono_depth_depth_hint_scales_translation():
     """depth_hint_m scales translation in dev/CI ORB fallback by depth_hint_m / 600.0."""
     from unittest.mock import patch
+
     from gps_denied.core.vo import CuVSLAMMonoDepthVisualOdometry, ORBVisualOdometry
     from gps_denied.schemas.vo import RelativePose
 
@@ -318,6 +319,7 @@ def test_mono_depth_update_depth_hint_clamps_below_one():
 def test_mono_depth_update_depth_hint_affects_subsequent_scale():
     """update_depth_hint changes scale used by next compute_relative_pose call."""
     from unittest.mock import patch
+
     from gps_denied.core.vo import CuVSLAMMonoDepthVisualOdometry, ORBVisualOdometry
     from gps_denied.schemas.vo import RelativePose