diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6806931..9897395 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -23,7 +23,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           persist-credentials: false
-      - uses: astral-sh/setup-uv@d0cc045d04ccac9d8b7881df0226f9e82c39688e
+      - uses: astral-sh/setup-uv@2ddd2b9cb38ad8efd50337e8ab201519a34c9f24
         with:
           enable-cache: ${{ github.ref_type != 'tag' }} # zizmor: ignore[cache-poisoning]
       - id: noxenvs-matrix
@@ -66,7 +66,7 @@ jobs:
             pypy3.11
           allow-prereleases: true
 
-      - uses: astral-sh/setup-uv@d0cc045d04ccac9d8b7881df0226f9e82c39688e
+      - uses: astral-sh/setup-uv@2ddd2b9cb38ad8efd50337e8ab201519a34c9f24
         with:
           enable-cache: ${{ github.ref_type != 'tag' }} # zizmor: ignore[cache-poisoning]
       - name: Run nox
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 7f79063..2faf339 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -20,7 +20,7 @@ jobs:
         with:
           persist-credentials: false
 
-      - uses: astral-sh/setup-uv@d0cc045d04ccac9d8b7881df0226f9e82c39688e # v6.8.0
+      - uses: astral-sh/setup-uv@2ddd2b9cb38ad8efd50337e8ab201519a34c9f24 # v7.1.1
       - name: Run zizmor 🌈
         run: uvx zizmor --format=sarif . > results.sarif