diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index 3c541d8b..c4b12742 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -44,16 +44,17 @@ jobs:
           echo 'CIBW_ARCHS=x86_64 universal2' >> $GITHUB_ENV
         if: runner.os == 'macOS'
 
-      - uses: pypa/cibuildwheel@v2.15.0
+      - uses: pypa/cibuildwheel@v2.21.1
         name: Build wheels
         env:
           # cibuildwheel will build wheel once and test it for each CPython version
           # and for PyPy > 3.8.
-          CIBW_BUILD: "cp36-* cp37-* cp38-* cp39-* cp310-* cp311-* cp312-* pp39-* pp310-*"
+          CIBW_BUILD: "cp36-* cp37-* cp38-* cp39-* cp310-* cp311-* cp312-* cp313-* pp39-* pp310-*"
           CIBW_MANYLINUX_X86_64_IMAGE: "manylinux2014"
           CIBW_MANYLINUX_I686_IMAGE: "manylinux2014"
           CIBW_MANYLINUX_PYPY_X86_64_IMAGE: "manylinux2014"
           CIBW_MANYLINUX_PYPY_I686_IMAGE: "manylinux2014"
+          CIBW_FREE_THREADED_SUPPORT: "true"
           CIBW_BEFORE_TEST_LINUX: "(ldd /bin/ls | grep -q musl && apk add gmp) || true"
 
           # Set pycryptodome/x test command according to built package