diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fe170ba..f85bbd8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
       - name: Check that uv.lock matches pyproject.toml
         run: env -u UV_FROZEN uv lock --check
       - name: Install dependencies
@@ -58,7 +58,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
       - name: Install dependencies
         run: uv sync --frozen
       - name: mypy --strict
@@ -76,7 +76,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
       - name: Install dependencies
         run: uv sync --frozen
       - name: Regenerate and compare with the committed code
@@ -108,7 +108,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Set up uv and Python ${{ matrix.python-version }}
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
@@ -130,7 +130,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
       - name: Build the sdist and the wheel
         run: uv build
       - name: Install the wheel into a fresh virtual environment
@@ -201,7 +201,7 @@ jobs:
           persist-credentials: false
       - name: Set up uv
         if: steps.key.outputs.present == 'true'
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
       - name: Install dependencies
         if: steps.key.outputs.present == 'true'
         run: uv sync --frozen
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3c4e39a..6420573 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -37,7 +37,7 @@ jobs:
           ref: ${{ github.event.release.tag_name || inputs.tag }}
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
         with:
           # No dependency cache in the release build.
           enable-cache: false
diff --git a/.github/workflows/spec-sync.yml b/.github/workflows/spec-sync.yml
index 88c0272..b15efc2 100644
--- a/.github/workflows/spec-sync.yml
+++ b/.github/workflows/spec-sync.yml
@@ -59,7 +59,7 @@ jobs:
           # create-pull-request configures its own credentials from its token input.
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@18d369b23da25a81e9458561248e1aafff6a70fa # v10.3.1
+        uses: astral-sh/setup-uv@68559e99cc807c1eb7e9238fd43a15bba460eec2 # v10.3.3
       - name: Install dependencies
         run: uv sync --frozen
       - name: Leave hand-pushed fixes on the sync branch alone