diff --git a/konfik/__init__.py b/konfik/__init__.py
index bf33603..81a2fd2 100644
--- a/konfik/__init__.py
+++ b/konfik/__init__.py
@@ -174,7 +174,9 @@ def _load_config(self):
                 return self._load_yaml(config_path)
 
             else:
-                raise NotImplementedError(f"Config type '{self._config_ext}' is not supported.")
+                raise NotImplementedError(
+                    f"Config type '{self._config_ext}' is not supported."
+                )
 
     @staticmethod
     def _load_env(config_path):
@@ -183,7 +185,9 @@ def _load_env(config_path):
         try:
             # Instead of using `load_dotenv()``, this is done to avoid recursively searching for dotenv file.
             # There is no element of surprise. If the file is not found in the explicit path, this will raise an error!
-            dotenv_file = find_dotenv(filename=config_path, raise_error_if_not_found=True, usecwd=True)
+            dotenv_file = find_dotenv(
+                filename=config_path, raise_error_if_not_found=True, usecwd=True
+            )
 
             if dotenv_file:
                 config = dotenv_values(dotenv_file)
@@ -229,7 +233,9 @@ def get_by_path(dct, key_list):
         try:
             return reduce(operator.getitem, key_list, dct)
         except KeyError as e:
-            raise MissingVariableError(f"No such variable '{e.args[0]}' exists.") from None
+            raise MissingVariableError(
+                f"No such variable '{e.args[0]}' exists."
+            ) from None
 
 
 class KonfikCLI:
@@ -237,7 +243,9 @@ class KonfikCLI:
 
     def build_parser(self):
         parser = argparse.ArgumentParser(
-            description=colorize.colorize_title("\nKonfik -- The strangely familiar config parser ⚙️\n")
+            description=colorize.colorize_title(
+                "\nKonfik -- The strangely familiar config parser ⚙️\n"
+            )
         )
 
         # Add arguments.
diff --git a/tests/test_konfik.py b/tests/test_konfik.py
index 85392e2..5247d55 100644
--- a/tests/test_konfik.py
+++ b/tests/test_konfik.py
@@ -6,8 +6,8 @@
     Konfik,
     MissingConfigError,
     MissingVariableError,
-    cli_entrypoint,
     __version__,
+    cli_entrypoint,
 )