diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 6170f9a..19a935d 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -16,7 +16,7 @@ jobs:
       - name: Install uv
         uses: astral-sh/setup-uv@v7
         with:
-          version: "0.8.22"
+          version: "0.9.1"
           enable-cache: true
       - name: Build package
         run: uv build
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index db8bb49..ff6d74c 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -26,7 +26,7 @@ jobs:
       - name: Install uv
         uses: astral-sh/setup-uv@v7
         with:
-          version: "0.8.22"
+          version: "0.9.1"
           enable-cache: true
       - name: Install Python
         run: uv python install 3.13
@@ -84,7 +84,7 @@ jobs:
       - name: Install uv
         uses: astral-sh/setup-uv@v7
         with:
-          version: "0.8.22"
+          version: "0.9.1"
           enable-cache: true
       - name: Install Python
         run: uv python install ${{ matrix.python }}
diff --git a/.tool-versions b/.tool-versions
index 0b26e76..e771e39 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-uv 0.8.22
+uv 0.9.1