diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 374590f41..28a12caf3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,6 +35,7 @@ jobs:
           {os: ubuntu-latest, dist: cp39-manylinux_x86_64},
           {os: ubuntu-latest, dist: cp310-manylinux_x86_64},
           {os: ubuntu-latest, dist: cp311-manylinux_x86_64},
+          {os: ubuntu-latest, dist: cp312-manylinux_x86_64},
 
           {os: ubuntu-latest, dist: cp36-manylinux_i686},
           {os: ubuntu-latest, dist: cp37-manylinux_i686},
@@ -92,11 +93,13 @@ jobs:
           {os: macos-latest, dist: cp39-macosx_x86_64, macosarch: x86_64},
           {os: macos-latest, dist: cp310-macosx_x86_64, macosarch: x86_64},
           {os: macos-latest, dist: cp311-macosx_x86_64, macosarch: x86_64},
+          {os: macos-latest, dist: cp312-macosx_x86_64, macosarch: x86_64},
 
           {os: macos-latest, dist: cp38-macosx_arm64, macosarch: arm64},
           {os: macos-latest, dist: cp39-macosx_arm64, macosarch: arm64},
           {os: macos-latest, dist: cp310-macosx_arm64, macosarch: arm64},
           {os: macos-latest, dist: cp311-macosx_arm64, macosarch: arm64},
+          {os: macos-latest, dist: cp312-macosx_arm64, macosarch: arm64},
 
           # pypy OSX builds disabled because numpy isn't prebuilt and fails to build.
           #
@@ -119,6 +122,7 @@ jobs:
           {os: windows-2019, dist: cp39-win_amd64},
           {os: windows-2019, dist: cp310-win_amd64},
           {os: windows-2019, dist: cp311-win_amd64},
+          {os: windows-2019, dist: cp312-win_amd64},
 
           {os: windows-2019, dist: cp36-win32},
           {os: windows-2019, dist: cp37-win32},
@@ -152,7 +156,7 @@ jobs:
       - run: mkdir -p output/stim
       - run: mkdir -p output/stimcirq
       - run: mkdir -p output/sinter
-      - run: python -m pip install pybind11==2.9.2 cibuildwheel==2.11.1
+      - run: python -m pip install pybind11~=2.11.1 cibuildwheel~=2.16.2 setuptools wheel
       - run: python -m cibuildwheel --print-build-identifiers
       - run: python -m cibuildwheel --output-dir output/stim
       - run: python setup.py sdist
diff --git a/WORKSPACE b/WORKSPACE
index 9848ac9de..f8afa827c 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -11,16 +11,16 @@ http_archive(
 http_archive(
     name = "pybind11",
     build_file = "@pybind11_bazel//:pybind11.BUILD",
-    sha256 = "832e2f309c57da9c1e6d4542dedd34b24e4192ecb4d62f6f4866a737454c9970",
-    strip_prefix = "pybind11-2.10.4",
-    urls = ["https://github.com/pybind/pybind11/archive/v2.10.4.tar.gz"],
+    sha256 = "d475978da0cdc2d43b73f30910786759d593a9d8ee05b1b6846d1eb16c6d2e0c",
+    strip_prefix = "pybind11-2.11.1",
+    urls = ["https://github.com/pybind/pybind11/archive/refs/tags/v2.11.1.tar.gz"],
 )
 
 http_archive(
     name = "pybind11_bazel",
-    sha256 = "b72c5b44135b90d1ffaba51e08240be0b91707ac60bea08bb4d84b47316211bb",
-    strip_prefix = "pybind11_bazel-b162c7c88a253e3f6b673df0c621aca27596ce6b",
-    urls = ["https://github.com/pybind/pybind11_bazel/archive/b162c7c88a253e3f6b673df0c621aca27596ce6b.zip"],
+    sha256 = "e8355ee56c2ff772334b4bfa22be17c709e5573f6d1d561c7176312156c27bd4",
+    strip_prefix = "pybind11_bazel-2.11.1",
+    urls = ["https://github.com/pybind/pybind11_bazel/releases/download/v2.11.1/pybind11_bazel-2.11.1.tar.gz"],
 )
 
 http_archive(
diff --git a/pyproject.toml b/pyproject.toml
index f6c58bebd..408cd00bf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires = ["setuptools", "wheel", "pybind11==2.9.2"]
+requires = ["setuptools", "wheel", "pybind11~=2.11.1"]
 build-backend = "setuptools.build_meta"