diff --git a/flake8_rst_docstrings.py b/flake8_rst_docstrings.py
index 9d836ec..1188f90 100644
--- a/flake8_rst_docstrings.py
+++ b/flake8_rst_docstrings.py
@@ -3,6 +3,7 @@
 This is a plugin for the tool flake8 tool for checking Python
 source code.
 """
+
 import ast
 import re
 
diff --git a/tests/RST208/option_list.py b/tests/RST208/option_list.py
index b48881c..24f4277 100644
--- a/tests/RST208/option_list.py
+++ b/tests/RST208/option_list.py
@@ -33,6 +33,7 @@
 
 The end.
 """  # noqa: E501
+
 import sys
 
 print("Called with %i command line arguments" % (len(sys.argv) - 1))
diff --git a/tests/test_all.py b/tests/test_all.py
index 7901fec..744bf44 100644
--- a/tests/test_all.py
+++ b/tests/test_all.py
@@ -1,4 +1,5 @@
 """Test suite."""
+
 import ast
 import glob
 import os.path
diff --git a/tests/test_cases/example_unicode.py b/tests/test_cases/example_unicode.py
index 8abb1c4..9b66bcf 100644
--- a/tests/test_cases/example_unicode.py
+++ b/tests/test_cases/example_unicode.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-u"""This module has an explicit UTF-8 encoding and unicode docstring.
+"""This module has an explicit UTF-8 encoding and unicode docstring.
 
 The following text is a short sentence in Japanese:
 
@@ -12,7 +12,7 @@
 
 def hello_jp():
     """Return 'Hello' in Japanese ('こんにちは')."""
-    return u"こんにちは"
+    return "こんにちは"
 
 
 __all__ = ("hello_jp",)  # single entry tuple