diff --git a/.github/workflows/build-release-binaries.yml b/.github/workflows/build-release-binaries.yml
index 643b6e4..8c147b8 100644
--- a/.github/workflows/build-release-binaries.yml
+++ b/.github/workflows/build-release-binaries.yml
@@ -18,7 +18,7 @@ jobs:
           toolchain: nightly
 
       - name: Install uv
-        uses: astral-sh/setup-uv@11f9893b081a58869d3b5fccaea48c9e9e46f990 # v8.3.2
+        uses: astral-sh/setup-uv@c771a70e6277c0a99b617c7a806ffedaca235ff9 # v9.0.0
 
       - name: Build sdist
         run: uv build --sdist
@@ -45,7 +45,7 @@ jobs:
           toolchain: nightly
 
       - name: Install uv
-        uses: astral-sh/setup-uv@11f9893b081a58869d3b5fccaea48c9e9e46f990 # v8.3.2
+        uses: astral-sh/setup-uv@c771a70e6277c0a99b617c7a806ffedaca235ff9 # v9.0.0
 
       - name: Build wheels
         uses: pypa/cibuildwheel@294735312765b09d24a2fbec22660ce817587d55 # v4.1.0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4c0bb23..50a09fd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -152,7 +152,7 @@ jobs:
           toolchain: stable
 
       - name: Install uv
-        uses: astral-sh/setup-uv@11f9893b081a58869d3b5fccaea48c9e9e46f990 # v8.3.2
+        uses: astral-sh/setup-uv@c771a70e6277c0a99b617c7a806ffedaca235ff9 # v9.0.0
 
       - name: ruff
         run: uv run ruff check .
@@ -169,7 +169,7 @@ jobs:
           toolchain: nightly
 
       - name: Install uv
-        uses: astral-sh/setup-uv@11f9893b081a58869d3b5fccaea48c9e9e46f990 # v8.3.2
+        uses: astral-sh/setup-uv@c771a70e6277c0a99b617c7a806ffedaca235ff9 # v9.0.0
 
       - name: ruff format
         run: uv run ruff format --check .