diff --git a/.ci/requirements-cibw.txt b/.ci/requirements-cibw.txt
index 8d39ea9bb..7e257b75c 100644
--- a/.ci/requirements-cibw.txt
+++ b/.ci/requirements-cibw.txt
@@ -1 +1 @@
-cibuildwheel==2.18.0
+cibuildwheel==2.18.1
diff --git a/setup.py b/setup.py
index 7d8e1c1ee..abdd87ea2 100644
--- a/setup.py
+++ b/setup.py
@@ -23,8 +23,7 @@ from setuptools.command.build_ext import build_ext
 def get_version():
     version_file = "src/PIL/_version.py"
     with open(version_file, encoding="utf-8") as f:
-        exec(compile(f.read(), version_file, "exec"))
-    return locals()["__version__"]
+        return f.read().split('"')[1]
 
 
 configuration = {}