diff --git a/tests/test_dpi_font.py b/tests/test_dpi_font.py
index 7ed1125f..dc52812c 100644
--- a/tests/test_dpi_font.py
+++ b/tests/test_dpi_font.py
@@ -1,6 +1,7 @@
 import pytest
 from piker.ui._style import DpiAwareFont
 
+
 class MockScreen:
     def __init__(self, pdpi, ldpi, name="MockScreen"):
         self._pdpi = pdpi
@@ -8,13 +9,14 @@ class MockScreen:
         self._name = name
 
     def physicalDotsPerInch(self):
-          return self._pdpi
+        return self._pdpi
 
     def logicalDotsPerInch(self):
-          return self._ldpi
+        return self._ldpi
 
     def name(self):
-          return self._name
+        return self._name
+
 
 @pytest.mark.parametrize(
     "pdpi, ldpi, expected_px",
@@ -31,4 +33,4 @@ def test_font_px_size(pdpi, ldpi, expected_px):
     px = font.px_size
     print(f"{pdpi}x{ldpi} DPI -> Computed pixel size: {px}")
 
-    assert px == expected_px
\ No newline at end of file
+    assert px == expected_px