diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fe41b72..f23291a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -78,10 +78,10 @@ jobs:
         os: [ubuntu-latest, macos-latest]
         python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Install uv
-        uses: astral-sh/setup-uv@d4b2f3b6ecc6e67c4457f6d3e41ec42d3d0fcb86 # v5
+        uses: astral-sh/setup-uv@07a047e608db84b3d8c06cd9a7c7dcc9c355c18e # v10.3.2
         with:
           enable-cache: true
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 48f0756..9b7d73e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,14 +23,14 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           # The changelog check reads history no deeper than the working
           # tree, but `gh release create` wants the tag object itself.
           fetch-depth: 0
 
       - name: Install uv
-        uses: astral-sh/setup-uv@d4b2f3b6ecc6e67c4457f6d3e41ec42d3d0fcb86 # v5
+        uses: astral-sh/setup-uv@07a047e608db84b3d8c06cd9a7c7dcc9c355c18e # v10.3.2
         with:
           enable-cache: true
 
@@ -84,7 +84,7 @@ jobs:
       # The same two files the release now carries, handed to the publish job
       # rather than rebuilt there: a wheel that was smoke-tested and a wheel
       # that reaches PyPI have to be the same bytes.
-      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
+      - uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
         with:
           name: dist
           path: dist/
@@ -104,9 +104,9 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4
+      - uses: actions/download-artifact@9000827ccba6bdab643e8b6fd33ac0654aef8333 # v8.0.2
         with:
           name: dist
           path: dist/
 
-      - uses: pypa/gh-action-pypi-publish@dc37677b2e1c63e2034f94d8a5b11f265b73ba33 # release/v1
+      - uses: pypa/gh-action-pypi-publish@7245906fb61fa33a13554f9d5fb856fe61758086 # release/v1