diff --git a/.flake8 b/.flake8
index 0862961c0..3bd89988c 100644
--- a/.flake8
+++ b/.flake8
@@ -1,7 +1,10 @@
 [flake8]
 extend-ignore =
-    F541  # f-string is missing placeholders
-    E203  # whitespace with black
-    E741  # "l" is ambiguous
+    # E203: whitespace with black
+    E203
+    # E741: "l" is ambiguous
+    E741
+    # F541: f-string is missing placeholders
+    F541
 # github size
 max-line-length=127
diff --git a/setup.py b/setup.py
index d6bf58d5b..8cc013e7c 100644
--- a/setup.py
+++ b/setup.py
@@ -181,7 +181,7 @@ def do_setup(package_data):
         ),
         extras_require={
             "dev": [
-                "flake8==3.9.2",
+                "flake8",
                 "black==22.3.0",
                 # test deps
                 "iopath",