diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 78b03cce..8d5e7733 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@557e51de59eb14aaaba2ed9621916900a91d50c6
+        uses: astral-sh/setup-uv@b75a909f75acd358c2196fb9a5f1299a9a8868a4
         with:
           enable-cache: ${{ github.ref_type != 'tag' }} # zizmor: ignore[cache-poisoning]
       - id: noxenvs-matrix
@@ -100,7 +100,7 @@ jobs:
         if: runner.os == 'Windows' && startsWith(matrix.noxenv, 'tests')
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@557e51de59eb14aaaba2ed9621916900a91d50c6
+        uses: astral-sh/setup-uv@b75a909f75acd358c2196fb9a5f1299a9a8868a4
         with:
           enable-cache: true
 
@@ -124,7 +124,7 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
       - name: Set up uv
-        uses: astral-sh/setup-uv@557e51de59eb14aaaba2ed9621916900a91d50c6
+        uses: astral-sh/setup-uv@b75a909f75acd358c2196fb9a5f1299a9a8868a4
         with:
           enable-cache: true
 
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 121c14c1..75918754 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -20,7 +20,7 @@ jobs:
           persist-credentials: false
 
       - name: Install uv
-        uses: astral-sh/setup-uv@557e51de59eb14aaaba2ed9621916900a91d50c6
+        uses: astral-sh/setup-uv@b75a909f75acd358c2196fb9a5f1299a9a8868a4
 
       - name: Run zizmor 🌈
         run: uvx zizmor --format=sarif .github > results.sarif