diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index 24462ec..dd64399 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -51,7 +51,7 @@ jobs:
           mrconvert -version | head -1
 
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v8.3.2
+        uses: astral-sh/setup-uv@v9.0.0
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6.3.0