diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index a1d0293..c004374 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -1,9 +1,9 @@
 name: "python tests and coverage"
 # Uses:
-# https://github.com/actions/setup-python : 0b93645e9fea7318ecaed2b359559ac225c90a2b
+# https://github.com/actions/setup-python : a26af69be951a213d495a4c3e4e4022e16d87065
 # https://github.com/actions/checkout : 11bd71901bbe5b1630ceea73d27597364c9af683
-# https://github.com/actions/download-artifact : fa0a91b85d4f404e444e00e005971372dc801d16
-# https://github.com/actions/upload-artifact : 6f51ac03b9356f520e9adb1b1b7802705f340c2b
+# https://github.com/actions/download-artifact : d3f86a106a0bac45b974a628896c90dbdf5c8093
+# https://github.com/actions/upload-artifact : ea165f8d65b6e75b540449e92b4886f43607fa02
 
 on:
   pull_request:
@@ -47,7 +47,7 @@ jobs:
         uses: "actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683"
 
       - name: "Set up Python ${{ matrix.python-version }}"
-        uses: "actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b"
+        uses: "actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065"
         with:
           python-version: "${{ matrix.python-version }}"
           allow-prereleases: true
@@ -61,7 +61,7 @@ jobs:
           nox --session test -- partial-coverage
 
       - name: "Save coverage artifact"
-        uses: "actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b"
+        uses: "actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02"
         with:
           name: "coverage-artifact-${{ matrix.os}}-${{ matrix.python-version}}"
           path: ".coverage.*"
@@ -77,7 +77,7 @@ jobs:
         uses: "actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683"
 
       - name: "Set up Python"
-        uses: "actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b"
+        uses: "actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065"
         with:
           python-version: "${{ needs.settings.outputs.default-python-version }}"
 
@@ -86,7 +86,7 @@ jobs:
           python -m pip install --upgrade nox
 
       - name: "Download coverage artifacts"
-        uses: "actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16"
+        uses: "actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093"
         with:
           pattern: "coverage-artifact-*"
           merge-multiple: true
@@ -107,7 +107,7 @@ jobs:
         uses: "actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683"
 
       - name: "Set up Python"
-        uses: "actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b"
+        uses: "actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065"
         with:
           python-version: "${{ needs.settings.outputs.default-python-version }}"