diff --git a/setup.py b/setup.py
index 6a0421fc..0a175bad 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
     extras_require = {
         "dev": [
             "autopep8 == 1.4.0",
-            "flake8 >= 3.5.0, < 3.6.0",
+            "flake8 >=3.5.0,<3.8.0",
             "flake8-print",
             "pycodestyle >= 2.3.0, < 2.4.0",  # To avoid incompatibility with flake
             ]