diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d492b8f..a43e0ef 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v7
+        uses: astral-sh/setup-uv@v8.1.0
         with:
           enable-cache: true
 
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2e65108..58d9e10 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -28,7 +28,7 @@ jobs:
           fetch-depth: 0  # Full history for proper versioning
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v7
+        uses: astral-sh/setup-uv@v8.1.0
         with:
           enable-cache: true
 
diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index 6d0431e..94a60d4 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -21,7 +21,7 @@ jobs:
     steps:
     - uses: actions/checkout@v6
     - name: Install uv
-      uses: astral-sh/setup-uv@v7
+      uses: astral-sh/setup-uv@v8.1.0
       with:
         enable-cache: true
     - name: Set up Python ${{ matrix.python-version }}