diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 881b3f6..de1b8f7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,6 +8,9 @@ on:
     branches:
       - main
 
+env:
+  PYTHONUTF8: 1
+
 jobs:
   build-python:
     runs-on: ${{ matrix.os }}
@@ -17,6 +20,7 @@ jobs:
         os:
           - ubuntu-latest
           - macos-latest
+          - windows-latest
         python-version:
           - "3.9"
           - "3.10"
@@ -32,19 +36,21 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install cli tools
         run: |
-          python -m pip install --upgrade phosphorus yamk uv
+          python -m pip install --upgrade pipx
+          python -m pipx ensurepath
+          pipx install phosphorus yamk
       - name: Create and activate a virtual environment (${{ matrix.os }})
         shell: bash
         if: ${{ runner.os != 'Windows' }}
         run: |
-          uv venv .venv
+          python -m venv .venv
           echo "VIRTUAL_ENV=.venv" >> $GITHUB_ENV
           echo "$PWD/.venv/bin" >> $GITHUB_PATH
       - name: Create and activate a virtual environment (${{ matrix.os }})
         shell: pwsh
         if: ${{ runner.os == 'Windows' }}
         run: |
-          uv venv .venv
+          python -m venv .venv
           "VIRTUAL_ENV=.venv" | Out-File -FilePath $env:GITHUB_ENV -Append
           "$PWD/.venv/Scripts" | Out-File -FilePath $env:GITHUB_PATH -Append
       - name: Use cache
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 414af64..e2cfaa6 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -8,6 +8,9 @@ on:
     branches:
       - main
 
+env:
+  PYTHONUTF8: 1
+
 jobs:
   lint-python:
     runs-on: ${{ matrix.os }}
@@ -17,6 +20,7 @@ jobs:
         os:
           - ubuntu-latest
           - macos-latest
+          - windows-latest
         python-version:
           - "3.9"
           - "3.10"
@@ -32,19 +36,21 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install cli tools
         run: |
-          python -m pip install --upgrade phosphorus yamk uv
+          python -m pip install --upgrade pipx
+          python -m pipx ensurepath
+          pipx install phosphorus yamk
       - name: Create and activate a virtual environment (${{ matrix.os }})
         shell: bash
         if: ${{ runner.os != 'Windows' }}
         run: |
-          uv venv .venv
+          python -m venv .venv
           echo "VIRTUAL_ENV=.venv" >> $GITHUB_ENV
           echo "$PWD/.venv/bin" >> $GITHUB_PATH
       - name: Create and activate a virtual environment (${{ matrix.os }})
         shell: pwsh
         if: ${{ runner.os == 'Windows' }}
         run: |
-          uv venv .venv
+          python -m venv .venv
           "VIRTUAL_ENV=.venv" | Out-File -FilePath $env:GITHUB_ENV -Append
           "$PWD/.venv/Scripts" | Out-File -FilePath $env:GITHUB_PATH -Append
       - name: Use cache
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0ac1c44..9f76312 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,6 +8,9 @@ on:
     branches:
       - main
 
+env:
+  PYTHONUTF8: 1
+
 jobs:
   unittest-python:
     runs-on: ${{ matrix.os }}
@@ -17,6 +20,7 @@ jobs:
         os:
           - ubuntu-latest
           - macos-latest
+          - windows-latest
         python-version:
           - "3.9"
           - "3.10"
@@ -32,19 +36,21 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install cli tools
         run: |
-          python -m pip install --upgrade phosphorus yamk uv
+          python -m pip install --upgrade pipx
+          python -m pipx ensurepath
+          pipx install phosphorus yamk
       - name: Create and activate a virtual environment (${{ matrix.os }})
         shell: bash
         if: ${{ runner.os != 'Windows' }}
         run: |
-          uv venv .venv
+          python -m venv .venv
           echo "VIRTUAL_ENV=.venv" >> $GITHUB_ENV
           echo "$PWD/.venv/bin" >> $GITHUB_PATH
       - name: Create and activate a virtual environment (${{ matrix.os }})
         shell: pwsh
         if: ${{ runner.os == 'Windows' }}
         run: |
-          uv venv .venv
+          python -m venv .venv
           "VIRTUAL_ENV=.venv" | Out-File -FilePath $env:GITHUB_ENV -Append
           "$PWD/.venv/Scripts" | Out-File -FilePath $env:GITHUB_PATH -Append
       - name: Use cache
diff --git a/cookbook.yaml b/cookbook.yaml
index 7e9b3a0..32710bd 100644
--- a/cookbook.yaml
+++ b/cookbook.yaml
@@ -1,5 +1,4 @@
 $globals:
-  shell: bash
   version: "8.1"
   vars:
     p_sync: --sync