diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 9f348be..c04cfd4 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -60,10 +60,6 @@ jobs:
 
       - uses: astral-sh/setup-uv@803947b9bd8e9f986429fa0c5a41c367cd732b41 # v7.2.1
 
-      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
-        with:
-          python-version: ${{ matrix.python }}
-
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
           go-version-file: protoc-gen-connect-python/go.mod
@@ -110,10 +106,6 @@ jobs:
 
       - uses: astral-sh/setup-uv@803947b9bd8e9f986429fa0c5a41c367cd732b41 # v7.2.1
 
-      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
-        with:
-          python-version-file: pyproject.toml
-
       - run: uv sync --frozen
 
       - run: uv build
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 5a9f414..bc54b52 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -19,10 +19,6 @@ jobs:
 
       - uses: astral-sh/setup-uv@803947b9bd8e9f986429fa0c5a41c367cd732b41 # v7.2.1
 
-      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
-        with:
-          python-version-file: "pyproject.toml"
-
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
           go-version-file: protoc-gen-connect-python/go.mod