diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b6ee8bb..b897208 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,7 +23,7 @@ jobs:
           python-version: '3.13'
 
       - name: Install uv
-        uses: astral-sh/setup-uv@bd01e18f51369d5a26f1651c3cb451d3417e3bba # v6.3.1
+        uses: astral-sh/setup-uv@4959332f0f014c5280e7eac8b70c90cb574c9f9b # v6.6.0
 
       - name: Check tag matches pyproject.toml version
         run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 772e065..4cbb531 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Install the latest version of uv and set the python version
-        uses: astral-sh/setup-uv@bd01e18f51369d5a26f1651c3cb451d3417e3bba # v6.3.1
+        uses: astral-sh/setup-uv@4959332f0f014c5280e7eac8b70c90cb574c9f9b # v6.6.0
         with:
           python-version: ${{ matrix.python-version }}
           activate-environment: true