Bump version: v2.23.4

docs/changelog.md

@@ -4,6 +4,12 @@ title: Changelog
 
 # Changelog
 
+### v2.23.4
+
+_16 March 2026_
+
+- 🐛 Fix HTTP 429 errors while downloading virtualenv from GitHub blob URLs – uses a https://bootstrap.pypa.io/ URL instead. (#2775)
+
 ### v2.23.3
 
 _26 April 2025_

docs/faq.md

@@ -142,7 +142,7 @@ There are two suggested methods for keeping cibuildwheel up to date that instead
 If you use GitHub Actions for builds, you can use cibuildwheel as an action:
 
 ```yaml
-uses: pypa/cibuildwheel@v2.23.3
+uses: pypa/cibuildwheel@v2.23.4
 ```
 
 This is a composite step that just runs cibuildwheel using pipx. You can set command-line options as `with:` parameters, and use `env:` as normal.
@@ -164,7 +164,7 @@ The second option, and the only one that supports other CI systems, is using a `
 
 ```bash
 # requirements-cibw.txt
-cibuildwheel==2.23.3
+cibuildwheel==2.23.4
 ```
 
 Then your install step would have `python -m pip install -r requirements-cibw.txt` in it. Your `.github/dependabot.yml` file could look like this:
@@ -328,7 +328,7 @@ Solutions to this vary, but the simplest is to use pipx:
 # most runners have pipx preinstalled, but in case you don't
 python3 -m pip install pipx
 
-pipx run cibuildwheel==2.23.3 --output-dir wheelhouse
+pipx run cibuildwheel==2.23.4 --output-dir wheelhouse
 pipx run twine upload wheelhouse/*.whl
 ```
 

docs/setup.md

@@ -161,7 +161,7 @@ To build Linux, Mac, and Windows wheels using GitHub Actions, create a `.github/
           - uses: actions/checkout@v4
 
           - name: Build wheels
-            run: pipx run cibuildwheel==2.23.3
+            run: pipx run cibuildwheel==2.23.4
 
           - uses: actions/upload-artifact@v4
             with:
@@ -198,7 +198,7 @@ To build Linux, Mac, and Windows wheels using GitHub Actions, create a `.github/
           - uses: actions/setup-python@v5
 
           - name: Install cibuildwheel
-            run: python -m pip install cibuildwheel==2.23.3
+            run: python -m pip install cibuildwheel==2.23.4
 
           - name: Build wheels
             run: python -m cibuildwheel --output-dir wheelhouse