diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ed0dbbd..79d8e56 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@ jobs:
           persist-credentials: false
 
       - name: Install uv
-        uses: astral-sh/setup-uv@d9e0f98d3fc6adb07d1e3d37f3043649ddad06a1 # v6.5.0
+        uses: astral-sh/setup-uv@4959332f0f014c5280e7eac8b70c90cb574c9f9b # v6.6.0
         with:
           cache-dependency-glob: cookiecutter.json
 
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 92252b6..78edda0 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -21,7 +21,7 @@ jobs:
           persist-credentials: false
 
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@d9e0f98d3fc6adb07d1e3d37f3043649ddad06a1 # v6.5.0
+        uses: astral-sh/setup-uv@4959332f0f014c5280e7eac8b70c90cb574c9f9b # v6.6.0
 
       - name: Run zizmor 🌈
         # Run it for both this repo and the templated cookiecutter repo.