diff --git a/requirements.txt b/requirements.txt
index fff0a0e..0b9a281 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ openpyxl
 pytesseract
 beautifulsoup4
 opencv-python
-flake8==3.7.9
+flake8==3.9.2
 pycodestyle<2.6.0,>=2.5.0
 pandas==0.24.2
 urllib3==1.25.7
diff --git a/setup.py b/setup.py
index 2c9c463..54cdca2 100644
--- a/setup.py
+++ b/setup.py
@@ -50,7 +50,7 @@
         'pytesseract',
         'beautifulsoup4',
         'opencv-python',
-        'flake8==3.7.9',
+        'flake8==3.9.2',
         'pycodestyle<2.6.0,>=2.5.0',
         'pandas==0.24.2',
         'urllib3==1.25.7',