diff --git a/.github/workflows/python_ci.yml b/.github/workflows/python_ci.yml
index adad88b..0e33d8e 100644
--- a/.github/workflows/python_ci.yml
+++ b/.github/workflows/python_ci.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: "windows-2019"
     continue-on-error: ${{ matrix.config.experimental }}
     env:
-      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12,3.13.0-alpha.5,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
+      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12,3.13.0-alpha.6,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
 
     strategy:
       fail-fast: False
@@ -35,7 +35,7 @@ jobs:
           - {python-version: "3.10", testenvs: "py310-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
           - {python-version: "3.11", testenvs: "py311-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
           - {python-version: "3.12", testenvs: "py312-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
-          - {python-version: "3.13.0-alpha.5", testenvs: "py313-dev-sphinx{6.2,7.0,7.1,7.2},build", experimental: True}
+          - {python-version: "3.13.0-alpha.6", testenvs: "py313-dev-sphinx{6.2,7.0,7.1,7.2},build", experimental: True}
           - {python-version: "pypy-3.6", testenvs: "pypy36-sphinx{4.3,4.4,4.5}", experimental: False}
           - {python-version: "pypy-3.7", testenvs: "pypy37-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3},build", experimental: False}
           - {python-version: "pypy-3.8", testenvs: "pypy38-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1},build", experimental: False}
diff --git a/.github/workflows/python_ci_linux.yml b/.github/workflows/python_ci_linux.yml
index 64dabc2..23a7112 100644
--- a/.github/workflows/python_ci_linux.yml
+++ b/.github/workflows/python_ci_linux.yml
@@ -23,7 +23,7 @@ jobs:
     runs-on: "ubuntu-20.04"
     continue-on-error: ${{ matrix.config.experimental }}
     env:
-      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12,3.13.0-alpha.5,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
+      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12,3.13.0-alpha.6,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
 
     strategy:
       fail-fast: False
@@ -36,7 +36,7 @@ jobs:
           - {python-version: "3.10", testenvs: "py310-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
           - {python-version: "3.11", testenvs: "py311-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
           - {python-version: "3.12", testenvs: "py312-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
-          - {python-version: "3.13.0-alpha.5", testenvs: "py313-dev-sphinx{6.2,7.0,7.1,7.2},build", experimental: True}
+          - {python-version: "3.13.0-alpha.6", testenvs: "py313-dev-sphinx{6.2,7.0,7.1,7.2},build", experimental: True}
           - {python-version: "pypy-3.6", testenvs: "pypy36-sphinx{4.3,4.4,4.5},build", experimental: False}
           - {python-version: "pypy-3.7", testenvs: "pypy37-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3},build", experimental: False}
           - {python-version: "pypy-3.8", testenvs: "pypy38-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1},build", experimental: False}
diff --git a/.github/workflows/python_ci_macos.yml b/.github/workflows/python_ci_macos.yml
index de75201..a6655a7 100644
--- a/.github/workflows/python_ci_macos.yml
+++ b/.github/workflows/python_ci_macos.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: "macos-latest"
     continue-on-error: ${{ matrix.config.experimental }}
     env:
-      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12,3.13.0-alpha.5,pypy-3.7,pypy-3.8,pypy-3.9'
+      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12,3.13.0-alpha.6,pypy-3.7,pypy-3.8,pypy-3.9'
 
     strategy:
       fail-fast: False
@@ -35,7 +35,7 @@ jobs:
           - {python-version: "3.10", testenvs: "py310-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
           - {python-version: "3.11", testenvs: "py311-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
           - {python-version: "3.12", testenvs: "py312-sphinx{3.4,3.5,4.0,4.1,4.2,4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: False}
-          - {python-version: "3.13.0-alpha.5", testenvs: "py313-dev-sphinx{6.2,7.0,7.1,7.2},build", experimental: True}
+          - {python-version: "3.13.0-alpha.6", testenvs: "py313-dev-sphinx{6.2,7.0,7.1,7.2},build", experimental: True}
           - {python-version: "pypy-3.7", testenvs: "pypy37-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3},build", experimental: False}
           - {python-version: "pypy-3.8", testenvs: "pypy38-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1},build", experimental: False}
           - {python-version: "pypy-3.9", testenvs: "pypy39-sphinx{4.3,4.4,4.5,5.0,5.1,5.2,5.3,6.0,6.1,6.2,7.0,7.1,7.2},build", experimental: True}