diff --git a/.github/workflows/python_ci.yml b/.github/workflows/python_ci.yml
index e1544dc..18a6659 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,build", experimental: False}
           - {python-version: "3.11", testenvs: "py311,build", experimental: False}
           - {python-version: "3.12", testenvs: "py312,build", experimental: False}
-          - {python-version: "3.13.0-alpha.5", testenvs: "py313-dev,build", experimental: True}
+          - {python-version: "3.13.0-alpha.6", testenvs: "py313-dev,build", experimental: True}
           - {python-version: "pypy-3.6", testenvs: "pypy36", experimental: False}
           - {python-version: "pypy-3.7", testenvs: "pypy37,build", experimental: False}
           - {python-version: "pypy-3.8", testenvs: "pypy38,build", experimental: False}
diff --git a/.github/workflows/python_ci_linux.yml b/.github/workflows/python_ci_linux.yml
index 17f4080..35e6717 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,build", experimental: False}
           - {python-version: "3.11", testenvs: "py311,build", experimental: False}
           - {python-version: "3.12", testenvs: "py312,build", experimental: False}
-          - {python-version: "3.13.0-alpha.5", testenvs: "py313-dev,build", experimental: True}
+          - {python-version: "3.13.0-alpha.6", testenvs: "py313-dev,build", experimental: True}
           - {python-version: "pypy-3.6", testenvs: "pypy36,build", experimental: False}
           - {python-version: "pypy-3.7", testenvs: "pypy37,build", experimental: False}
           - {python-version: "pypy-3.8", testenvs: "pypy38,build", experimental: False}
diff --git a/.github/workflows/python_ci_macos.yml b/.github/workflows/python_ci_macos.yml
index dfb2494..6602664 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,build", experimental: False}
           - {python-version: "3.11", testenvs: "py311,build", experimental: False}
           - {python-version: "3.12", testenvs: "py312,build", experimental: False}
-          - {python-version: "3.13.0-alpha.5", testenvs: "py313-dev,build", experimental: True}
+          - {python-version: "3.13.0-alpha.6", testenvs: "py313-dev,build", experimental: True}
           - {python-version: "pypy-3.7", testenvs: "pypy37,build", experimental: False}
           - {python-version: "pypy-3.8", testenvs: "pypy38,build", experimental: False}
           - {python-version: "pypy-3.9", testenvs: "pypy39,build", experimental: True}