diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index f1129f5..48f6aaf 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -102,7 +102,7 @@ jobs:
           - "3.9"
           - "3.10"
           - "3.11"
-          - "3.12.0-beta.4"
+          - "3.12.0-rc.3"
         os: [ubuntu-20.04, macos-11]
         exclude:
           - os: macos-11
@@ -178,15 +178,15 @@ jobs:
           python setup.py build_ext -i
           python setup.py bdist_wheel
 
-      - name: Install zope.index and dependencies (3.12.0-beta.4)
-        if: matrix.python-version == '3.12.0-beta.4'
+      - name: Install zope.index and dependencies (3.12.0-rc.3)
+        if: matrix.python-version == '3.12.0-rc.3'
         run: |
           # Install to collect dependencies into the (pip) cache.
           # Use "--pre" here because dependencies with support for this future
           # Python release may only be available as pre-releases
           pip install --pre .[test]
       - name: Install zope.index and dependencies
-        if: matrix.python-version != '3.12.0-beta.4'
+        if: matrix.python-version != '3.12.0-rc.3'
         run: |
           # Install to collect dependencies into the (pip) cache.
           pip install .[test]
@@ -230,7 +230,7 @@ jobs:
           && startsWith(github.ref, 'refs/tags')
           && startsWith(runner.os, 'Mac')
           && !startsWith(matrix.python-version, 'pypy')
-          && !startsWith(matrix.python-version, '3.12.0-beta.4')
+          && !startsWith(matrix.python-version, '3.12.0-rc.3')
         env:
           TWINE_PASSWORD: ${{ secrets.TWINE_PASSWORD }}
         run: |
@@ -249,7 +249,7 @@ jobs:
           - "3.9"
           - "3.10"
           - "3.11"
-          - "3.12.0-beta.4"
+          - "3.12.0-rc.3"
         os: [ubuntu-20.04, macos-11]
         exclude:
           - os: macos-11
@@ -286,8 +286,8 @@ jobs:
         with:
           name: zope.index-${{ runner.os }}-${{ matrix.python-version }}.whl
           path: dist/
-      - name: Install zope.index 3.12.0-beta.4
-        if: ${{ startsWith(matrix.python-version, '3.12.0-beta.4') }}
+      - name: Install zope.index 3.12.0-rc.3
+        if: ${{ startsWith(matrix.python-version, '3.12.0-rc.3') }}
         run: |
           pip install -U wheel setuptools
           # coverage has a wheel on PyPI for a future python version which is
@@ -301,7 +301,7 @@ jobs:
           # Python release may only be available as pre-releases
           pip install --pre -U -e .[test]
       - name: Install zope.index
-        if: ${{ !startsWith(matrix.python-version, '3.12.0-beta.4') }}
+        if: ${{ !startsWith(matrix.python-version, '3.12.0-rc.3') }}
         run: |
           pip install -U wheel setuptools
           pip install -U coverage
diff --git a/.meta.toml b/.meta.toml
index 17da41f..3d1d292 100644
--- a/.meta.toml
+++ b/.meta.toml
@@ -2,7 +2,7 @@
 # https://github.com/zopefoundation/meta/tree/master/config/c-code
 [meta]
 template = "c-code"
-commit-id = "b99ba750"
+commit-id = "b21fbbf2"
 
 [python]
 with-appveyor = true
@@ -21,6 +21,7 @@ fail-under = 99
 
 [manifest]
 additional-rules = [
+    "include *.yaml",
     "include *.sh",
     "recursive-include docs *.bat",
     "recursive-include src *.rst",
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000..e30cda5
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,25 @@
+# Generated from:
+# https://github.com/zopefoundation/meta/tree/master/config/c-code
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Required
+version: 2
+
+# Set the version of Python and other tools you might need
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.11"
+
+# Build documentation in the docs/ directory with Sphinx
+sphinx:
+  configuration: docs/conf.py
+
+# We recommend specifying your dependencies to enable reproducible builds:
+# https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
+python:
+  install:
+  - requirements: docs/requirements.txt
+  - method: pip
+    path: .
diff --git a/MANIFEST.in b/MANIFEST.in
index 0741033..6c1f54b 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -14,6 +14,7 @@ recursive-include docs *.txt
 recursive-include docs Makefile
 
 recursive-include src *.py
+include *.yaml
 include *.sh
 recursive-include docs *.bat
 recursive-include src *.rst
diff --git a/doc-requirements.txt b/doc-requirements.txt
deleted file mode 100644
index e9704b8..0000000
--- a/doc-requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-.[docs]
diff --git a/docs/requirements.txt b/docs/requirements.txt
new file mode 100644
index 0000000..e357901
--- /dev/null
+++ b/docs/requirements.txt
@@ -0,0 +1,2 @@
+Sphinx
+repoze.sphinx.autointerface