diff --git a/.github/workflows/dependency-audit.yml b/.github/workflows/dependency-audit.yml
index 3e3e063..026b817 100644
--- a/.github/workflows/dependency-audit.yml
+++ b/.github/workflows/dependency-audit.yml
@@ -32,7 +32,7 @@ jobs:
           python-version: "3.11"
 
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78  # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # v8.1.0
 
       - name: Install audit tools
         run: pip install pip-audit==2.9.0
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 76f43d7..408016c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,7 +22,7 @@ jobs:
           python-version: "3.12"
 
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78  # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # v8.1.0
 
       - name: Run tests
         run: uv run pytest tests/ -v
diff --git a/.github/workflows/update-lockfile.yml b/.github/workflows/update-lockfile.yml
index 65b6fbe..0ba4170 100644
--- a/.github/workflows/update-lockfile.yml
+++ b/.github/workflows/update-lockfile.yml
@@ -22,7 +22,7 @@ jobs:
           python-version: "3.11"
 
       - name: Install uv
-        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78  # v7
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b  # v8.1.0
 
       - name: Regenerate requirements.lock
         run: uv pip compile requirements.txt -o requirements.lock --generate-hashes