diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 606ef49..ac2f938 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -19,8 +19,8 @@ jobs:
           - { name: "mypy-ma3", tox: mypy-marshmallow3 }
           - { name: "mypy-madev", tox: mypy-marshmallowdev }
     steps:
-      - uses: actions/checkout@v6
-      - uses: astral-sh/setup-uv@v7
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
         with:
           enable-cache: true
       - run: uv run tox -e${{ matrix.tox }}
@@ -28,14 +28,14 @@ jobs:
     name: Build package
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
-      - uses: astral-sh/setup-uv@v7
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
         with:
           enable-cache: true
       - run: uv build
       - run: uvx twine check --strict dist/*
       - name: Store the distribution packages
-        uses: actions/upload-artifact@v7
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7
         with:
           name: python-package-distributions
           path: dist/
@@ -45,8 +45,8 @@ jobs:
     if: startsWith(github.ref, 'refs/tags')
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
-      - uses: astral-sh/setup-uv@v7
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
         with:
           enable-cache: true
       - run: uv run tox -e lint
@@ -62,9 +62,9 @@ jobs:
       id-token: write
     steps:
       - name: Download all the dists
-        uses: actions/download-artifact@v8
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
         with:
           name: python-package-distributions
           path: dist/
       - name: Publish distribution to PyPI
-        uses: pypa/gh-action-pypi-publish@release/v1
+        uses: pypa/gh-action-pypi-publish@cef221092ed1bacb1cc03d23a2d87d1d172e277b # release/v1