diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 50a7607..7a51981 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
       - name: Install dependencies
         run: uv sync
       - name: Run tests
@@ -34,7 +34,7 @@ jobs:
         with:
           python-version: "3.13"
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
       - name: Install dependencies
         run: uv sync
       - name: Run ruff
@@ -48,7 +48,7 @@ jobs:
         with:
           python-version: "3.13"
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
       - name: Install dependencies
         run: uv sync
       - name: Run mypy
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index b5e7a0b..0d6ccf6 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
       - name: Build distribution
         run: uv build
       - name: Publish to PyPI