diff --git a/.github/workflows/build-publish-slim.yml b/.github/workflows/build-publish-slim.yml
index 67d4bb0d..3deba4e9 100644
--- a/.github/workflows/build-publish-slim.yml
+++ b/.github/workflows/build-publish-slim.yml
@@ -8,10 +8,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Set up uv
-        run: curl -LsSf https://astral.sh/uv/0.3.0/install.sh | sh
-      - name: Set up Python 3.12
-        run: uv python install 3.12
+      - uses: astral-sh/setup-uv@v4
+        with:
+          enable-cache: true
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: "pyproject.toml"
       - name: Build haiku.rag-slim
         run: uv build --package haiku.rag-slim
       - name: Publish haiku.rag-slim
diff --git a/.github/workflows/build-publish.yml b/.github/workflows/build-publish.yml
index 805afecd..6855c1a7 100644
--- a/.github/workflows/build-publish.yml
+++ b/.github/workflows/build-publish.yml
@@ -12,10 +12,13 @@ jobs:
     if: ${{ github.event_name == 'workflow_dispatch' || github.event.workflow_run.conclusion == 'success' }}
     steps:
       - uses: actions/checkout@v4
-      - name: Set up uv
-        run: curl -LsSf https://astral.sh/uv/0.3.0/install.sh | sh
-      - name: Set up Python 3.12
-        run: uv python install 3.12
+      - uses: astral-sh/setup-uv@v4
+        with:
+          enable-cache: true
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: "pyproject.toml"
       - name: Build haiku.rag
         run: uv build
       - name: Publish haiku.rag