diff --git a/setup.cfg b/setup.cfg
index 1cd844ff502..5a3cb6cb61a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -55,7 +55,7 @@ select=
     E224,
     # E224: tab after operator
     E242,
-    # E242: tab after ‘,’
+    # E242: tab after ','
     E273,
     # E273: tab after keyword
     E274,
@@ -65,59 +65,59 @@ select=
     E304,
     # E304: blank lines found after function decorator
     E742,
-    # E742: do not define classes named ‘l’, ‘O’, or ‘I’
+    # E742: do not define classes named 'l', 'O', or 'I'
     E743,
-    # E743: do not define functions named ‘l’, ‘O’, or ‘I’
+    # E743: do not define functions named 'l', 'O', or 'I'
     E902,
     # E902: IOError
     W602,
     # W602: deprecated form of raising exception
     W603,
-    # W603: ‘<>’ is deprecated, use ‘!=’
+    # W603: '<>' is deprecated, use '!='
     W604,
-    # W604: backticks are deprecated, use ‘repr()’
+    # W604: backticks are deprecated, use 'repr()'
     W605,
-    # W605: invalid escape sequence ‘x’
+    # W605: invalid escape sequence 'x'
     W606,
-    # W606: ‘async’ and ‘await’ are reserved keywords starting with Python 3.7
+    # W606: 'async' and 'await' are reserved keywords starting with Python 3.7
     F404,
-    # F404: future import(s) name after other statements
+    # F404: future import(s) name after other statements
     F406,
-    # F406: ‘from module import *’ only allowed at module level
+    # F406: 'from module import *' only allowed at module level
     F407,
-    # F407: an undefined __future__ feature name was imported
+    # F407: an undefined __future__ feature name was imported
     F601,
-    # F601: dictionary key name repeated with different values
+    # F601: dictionary key name repeated with different values
     F602,
-    # F602: dictionary key variable name repeated with different values
+    # F602: dictionary key variable name repeated with different values
     F621,
     # F621: too many expressions in an assignment with star-unpacking
     F622,
-    # F622: two or more starred expressions in an assignment (a, *b, *c = d)
+    # F622: two or more starred expressions in an assignment (a, *b, *c = d)
     F631,
-    # F631: assertion test is a tuple, which are always True
+    # F631: assertion test is a tuple, which are always True
     F701,
-    # F701: a break statement outside of a while or for loop
+    # F701: a break statement outside of a while or for loop
     F702,
-    # F702: a continue statement outside of a while or for loop
+    # F702: a continue statement outside of a while or for loop
     F703,
-    # F703: a continue statement in a finally block in a loop
+    # F703: a continue statement in a finally block in a loop
     F704,
-    # F704: a yield or yield from statement outside of a function
+    # F704: a yield or yield from statement outside of a function
     F705,
-    # F705: a return statement with arguments inside a generator
+    # F705: a return statement with arguments inside a generator
     F706,
-    # F706: a return statement outside of a function/method
+    # F706: a return statement outside of a function/method
     F707,
-    # F707: an except: block as not the last exception handler
+    # F707: an except: block as not the last exception handler
     F721,
     # F721: doctest syntax error
     F722,
     # F722: syntax error in forward type annotation
     F831,
-    # F831: duplicate argument name in function definition
+    # F831: duplicate argument name in function definition
     F901,
-    # F901: raise NotImplemented should be raise NotImplementedError
+    # F901: raise NotImplemented should be raise NotImplementedError