diff --git a/tests/test_utils.py b/tests/test_utils.py
index f931207..e650ecd 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -1,6 +1,7 @@
 """
 X-Ray Tests
 """
+
 import os
 import unittest
 from pathlib import Path
diff --git a/tools/layout-analyzer.py b/tools/layout-analyzer.py
index 8e24ad2..2a0ee77 100644
--- a/tools/layout-analyzer.py
+++ b/tools/layout-analyzer.py
@@ -11,6 +11,7 @@
 not displayed, but their locations are indicated by empty rectangles with
 some meta information.
 """
+
 import sys
 import time
 
diff --git a/xray/__init__.py b/xray/__init__.py
index e0c7fe4..12355a5 100644
--- a/xray/__init__.py
+++ b/xray/__init__.py
@@ -1,6 +1,7 @@
 """
 Find bad redactions.
 """
+
 import sys
 from pathlib import Path
 from typing import Union
diff --git a/xray/pdf_utils.py b/xray/pdf_utils.py
index 81b5811..f50024d 100644
--- a/xray/pdf_utils.py
+++ b/xray/pdf_utils.py
@@ -1,6 +1,7 @@
 """
 Utilities for working with PDFs and redactions
 """
+
 import re
 import typing
 from typing import List
diff --git a/xray/text_utils.py b/xray/text_utils.py
index 05e3911..090f1a6 100644
--- a/xray/text_utils.py
+++ b/xray/text_utils.py
@@ -1,4 +1,5 @@
 """Tools for working with text strings"""
+
 import re
 from typing import List