diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 153ed6a..dc71a21 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -2,10 +2,10 @@
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.3.0
+    rev: v5.0.0
     hooks:
     -   id: trailing-whitespace
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v2.37.3
+    rev: v3.20.0
     hooks:
     -   id: pyupgrade
diff --git a/setup.py b/setup.py
index 9eec0f0..676608f 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 import sys
 from setuptools import setup
 
-with open('requirements.txt', 'r') as f:
+with open('requirements.txt') as f:
     install_requires = f.read().strip().split()
 
 needs_pytest = {'pytest', 'test', 'ptr'}.intersection(sys.argv)
diff --git a/svglib/svglib.py b/svglib/svglib.py
index ac9bedf..1fc8e9a 100755
--- a/svglib/svglib.py
+++ b/svglib/svglib.py
@@ -172,7 +172,7 @@ def parseMultiAttributes(self, line):
         new_attrs = {}
         for a in attrs:
             k, v = a.split(':')
-            k, v = [s.strip() for s in (k, v)]
+            k, v = (s.strip() for s in (k, v))
             new_attrs[k] = v
 
         return new_attrs