diff --git a/src/PIL/ImageDraw.py b/src/PIL/ImageDraw.py
index 3ece201521b..c6e12150e8a 100644
--- a/src/PIL/ImageDraw.py
+++ b/src/PIL/ImageDraw.py
@@ -313,7 +313,7 @@ def draw_text(ink, stroke_width=0, stroke_offset=None):
                     language=language,
                     stroke_width=stroke_width,
                     *args,
-                    **kwargs
+                    **kwargs,
                 )
                 coord = coord[0] + offset[0], coord[1] + offset[1]
             except AttributeError:
@@ -326,7 +326,7 @@ def draw_text(ink, stroke_width=0, stroke_offset=None):
                         language,
                         stroke_width,
                         *args,
-                        **kwargs
+                        **kwargs,
                     )
                 except TypeError:
                     mask = font.getmask(text)
diff --git a/src/PIL/ImageFilter.py b/src/PIL/ImageFilter.py
index 9cb62ad2748..6b0f5eb376b 100644
--- a/src/PIL/ImageFilter.py
+++ b/src/PIL/ImageFilter.py
@@ -495,7 +495,7 @@ def transform(self, callback, with_normals=False, channels=None, target_mode=Non
                             r / (size1D - 1),
                             g / (size2D - 1),
                             b / (size3D - 1),
-                            *values
+                            *values,
                         )
                     else:
                         values = callback(*values)
diff --git a/tox.ini b/tox.ini
index 0bf833b815f..07d75be64a4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -24,7 +24,7 @@ deps =
 
 [testenv:lint]
 commands =
-    black --check --diff .
+    black --target-version py35 --check --diff .
     flake8 --statistics --count
     isort --check-only --diff
     check-manifest