diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b242738..eb9067e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -127,7 +127,7 @@ jobs:
           }
 
       - name: build wheels
-        uses: pypa/cibuildwheel@v4.2.0
+        uses: pypa/cibuildwheel@v4.2.1
         env:
           CIBW_BUILD_VERBOSITY: 1
 
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index bd5a12d..7f8f9d8 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -125,7 +125,7 @@ jobs:
           }
 
       - name: build wheels
-        uses: pypa/cibuildwheel@v4.2.0
+        uses: pypa/cibuildwheel@v4.2.1
         env:
           CIBW_BUILD_VERBOSITY: 1
 
diff --git a/tests/test_wheels_config.py b/tests/test_wheels_config.py
index c67904a..e85e0e8 100644
--- a/tests/test_wheels_config.py
+++ b/tests/test_wheels_config.py
@@ -282,10 +282,11 @@ def test_wheels_workflow_uses_cibuildwheel_action():
     assert any("pypa/cibuildwheel" in s.get("uses", "") for s in steps)
 
 
-def test_wheel_workflows_use_cibuildwheel_v4_2_0():
+def test_wheel_workflows_use_cibuildwheel_v4_2_1():
     for path in (".github/workflows/wheels.yml", ".github/workflows/release.yml"):
         text = _read(path)
-        assert "pypa/cibuildwheel@v4.2.0" in text
+        assert "pypa/cibuildwheel@v4.2.1" in text
+        assert "pypa/cibuildwheel@v4.2.0" not in text
         assert "pypa/cibuildwheel@v4.1.1" not in text
         assert "pypa/cibuildwheel@v4.1.0" not in text
         assert "pypa/cibuildwheel@v4.0.0" not in text