diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 09bc8c5..9403afa 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -67,7 +67,7 @@ jobs:
         path: /home/runner/.cache/ccache
         key: ccache-${{ env.BUILD_IDENTIFIER }}
 
-    - uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5.5.0
+    - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       if: always()
       with:
         python-version: ${{ matrix.py-version }}
@@ -187,7 +187,7 @@ jobs:
     - name: Setup GNU Fortran
       uses: fortran-lang/setup-fortran@2bbdcb313d2b7e72d1d07caf87f3ef9f376d9224 # v1.6.3
 
-    - uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5.5.0
+    - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       with:
         python-version: ${{ matrix.py-version }}
         cache: 'pip'
diff --git a/.github/workflows/documentation-ci.yml b/.github/workflows/documentation-ci.yml
index ba4f71b..94da790 100644
--- a/.github/workflows/documentation-ci.yml
+++ b/.github/workflows/documentation-ci.yml
@@ -38,7 +38,7 @@ jobs:
         path: /home/runner/.cache/ccache
         key: ccache-documentation-ci
 
-    - uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5.5.0
+    - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       with:
         python-version: '3.13'
         cache: 'pip'
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index fcffd31..b8bebe0 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -39,7 +39,7 @@ jobs:
         path: /home/runner/.cache/ccache
         key: ccache
 
-    - uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5.5.0
+    - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       with:
         python-version: '3.13'
         cache: 'pip'