diff --git a/plugin_manager.py b/plugin_manager.py
index 846d74b..0c165aa 100644
--- a/plugin_manager.py
+++ b/plugin_manager.py
@@ -119,7 +119,7 @@ class StartupTasks:
     def setup_config(self):
         # is_config_updated = False
         existing_plugin_manager_config = copy.deepcopy(
-                                            ba.app.config.get("Community Plugin Manager"))
+            ba.app.config.get("Community Plugin Manager"))
 
         plugin_manager_config = ba.app.config.setdefault("Community Plugin Manager", {})
         plugin_manager_config.setdefault("Custom Sources", [])
@@ -534,7 +534,8 @@ class PluginVersion:
             local_plugin = await self._download()
         except MD5CheckSumFailedError:
             if not suppress_screenmessage:
-                ba.screenmessage(f"{self.plugin.name} failed MD5 checksum during installation", color=(1, 0, 0))
+                ba.screenmessage(
+                    f"{self.plugin.name} failed MD5 checksum during installation", color=(1, 0, 0))
             return False
         else:
             if not suppress_screenmessage:
@@ -621,7 +622,8 @@ class Plugin:
 
     def get_local(self):
         if not self.is_installed:
-            raise PluginNotInstalledError(f"{self.name} needs to be installed to get its local plugin.")
+            raise PluginNotInstalledError(
+                f"{self.name} needs to be installed to get its local plugin.")
         if self._local_plugin is None:
             self._local_plugin = PluginLocal(self.name)
         return self._local_plugin
@@ -1244,14 +1246,14 @@ class PluginManagerWindow(ba.Window):
         back_pos_y = self._height - (95 if _uiscale is ba.UIScale.SMALL else
                                      65 if _uiscale is ba.UIScale.MEDIUM else 50)
         self._back_button = back_button = ba.buttonwidget(
-                parent=self._root_widget,
-                position=(back_pos_x, back_pos_y),
-                size=(60, 60),
-                scale=0.8,
-                label=ba.charstr(ba.SpecialChar.BACK),
-                # autoselect=True,
-                button_type='backSmall',
-                on_activate_call=self._back)
+            parent=self._root_widget,
+            position=(back_pos_x, back_pos_y),
+            size=(60, 60),
+            scale=0.8,
+            label=ba.charstr(ba.SpecialChar.BACK),
+            # autoselect=True,
+            button_type='backSmall',
+            on_activate_call=self._back)
 
         ba.containerwidget(edit=self._root_widget, cancel_button=back_button)
 
@@ -1460,9 +1462,9 @@ class PluginManagerWindow(ba.Window):
 
     def draw_refresh_icon(self):
         refresh_pos_x = (610 if _uiscale is ba.UIScale.SMALL else
-                          500 if _uiscale is ba.UIScale.MEDIUM else 510)
+                         500 if _uiscale is ba.UIScale.MEDIUM else 510)
         refresh_pos_y = (180 if _uiscale is ba.UIScale.SMALL else
-                          108 if _uiscale is ba.UIScale.MEDIUM else 120)
+                         108 if _uiscale is ba.UIScale.MEDIUM else 120)
         loop = asyncio.get_event_loop()
         controller_button = ba.buttonwidget(parent=self._root_widget,
                                             # autoselect=True,
@@ -1719,8 +1721,8 @@ class PluginManagerSettingsWindow(popup.PopupWindow):
                                                       loop.create_task(
                                                           self.update(
                                                               *plugin_manager_update_available
-                                                              )
-                                                          ),
+                                                          )
+                                                  ),
                                                   textcolor=b_text_color,
                                                   button_type='square',
                                                   text_scale=1,
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 7da1f96..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,2 +0,0 @@
-[flake8]
-max-line-length = 100
diff --git a/test/auto_apply_version_metadata.py b/test/auto_apply_version_metadata.py
index 467c689..1ace1ce 100644
--- a/test/auto_apply_version_metadata.py
+++ b/test/auto_apply_version_metadata.py
@@ -71,7 +71,8 @@ class CategoryVersionMetadata:
 
     def get_plugins_having_null_version_values(self):
         for plugin_name, plugin_metadata in self.category_metadata["plugins"].items():
-            latest_version_name, latest_version_metadata = tuple(plugin_metadata["versions"].items())[0]
+            latest_version_name, latest_version_metadata = tuple(
+                plugin_metadata["versions"].items())[0]
             if latest_version_metadata is None:
                 plugin_path = f"{os.path.join(self.category_metadata_base, f'{plugin_name}.py')}"
                 yield NullVersionedPlugin(
diff --git a/test/test_checks.py b/test/test_checks.py
index db8e509..12f755b 100644
--- a/test/test_checks.py
+++ b/test/test_checks.py
@@ -129,11 +129,13 @@ class BaseCategoryMetadataTestCases:
                     api_version = self.api_version_regexp.search(content).group()
 
                     self.assertEqual(md5sum, version_metadata["md5sum"])
-                    self.assertEqual(int(api_version.decode("utf-8")), version_metadata["api_version"])
+                    self.assertEqual(int(api_version.decode("utf-8")),
+                                     version_metadata["api_version"])
 
         def test_latest_version(self):
             for plugin_name, plugin_metadata in self.content["plugins"].items():
-                latest_version_name, latest_version_metadata = tuple(plugin_metadata["versions"].items())[0]
+                latest_version_name, latest_version_metadata = tuple(
+                    plugin_metadata["versions"].items())[0]
                 plugin = self.current_path / self.category / f"{plugin_name}.py"
                 with open(plugin, "rb") as fin:
                     content = fin.read()
@@ -142,7 +144,8 @@ class BaseCategoryMetadataTestCases:
                 api_version = self.api_version_regexp.search(content).group()
 
                 self.assertEqual(md5sum, latest_version_metadata["md5sum"])
-                self.assertEqual(int(api_version.decode("utf-8")), latest_version_metadata["api_version"])
+                self.assertEqual(int(api_version.decode("utf-8")),
+                                 latest_version_metadata["api_version"])
 
 
 class TestUtilitiesCategoryMetadata(BaseCategoryMetadataTestCases.BaseTest):