diff --git a/.github/workflows/action.yml b/.github/workflows/action.yml
index 4db5a7c5..21198502 100644
--- a/.github/workflows/action.yml
+++ b/.github/workflows/action.yml
@@ -27,7 +27,7 @@ jobs:
           - macos-14
     steps:
       - uses: actions/checkout@v4
-      - uses: astral-sh/setup-uv@v4
+      - uses: astral-sh/setup-uv@v5
       - uses: ./
       - run: nox --non-interactive --error-on-missing-interpreter --session github_actions_default_tests
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d75c8fba..1f32ff12 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,7 +44,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
           allow-prereleases: true
       - name: Setup uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
       - name: Set up Miniconda
         uses: conda-incubator/setup-miniconda@v3
         with:
@@ -76,7 +76,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: Setup uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
       - name: Install Nox-under-test
         run:  uv pip install --system .
       - name: Download individual coverage reports
@@ -110,7 +110,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: Setup uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
       - name: Install Nox-under-test
         run:  uv pip install --system .
       - name: Docs