diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a88fe59a..9e9695f6 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -23,3 +23,9 @@ repos:
   - id: mypy
     files: ^(cibuildwheel/|test/|bin/projects.py|unit_test/)
     pass_filenames: false
+
+- repo: https://github.com/asottile/pyupgrade
+  rev: v2.7.4
+  hooks:
+  - id: pyupgrade
+    args: ["--py36-plus"]
diff --git a/bin/bump_version.py b/bin/bump_version.py
index 4d9e6c9e..34b534ce 100755
--- a/bin/bump_version.py
+++ b/bin/bump_version.py
@@ -81,7 +81,7 @@ def bump_version():
                 )
 
         if not found_at_least_one_file_needing_update:
-            print('error: Didn’t find any occurences of “{}” in “{}”'.format(find_pattern, path_pattern))
+            print(f'error: Didn’t find any occurences of “{find_pattern}” in “{path_pattern}”')
             exit(1)
 
     print()
@@ -94,7 +94,7 @@ def bump_version():
             red="\u001b[31m", green="\u001b[32m", off="\u001b[0m"
         ))
 
-    print('Then commit, and tag as v{}'.format(new_version))
+    print(f'Then commit, and tag as v{new_version}')
 
     answer = input('Proceed? [y/N] ').strip()
 
diff --git a/setup.py b/setup.py
index b694e6e4..60684932 100644
--- a/setup.py
+++ b/setup.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-
 from setuptools import setup
 
 setup()