diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 484424d3..7190b4fe 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
       - uses: actions/setup-python@v1
         with:
           python-version: 3.8
-      - run: pip install --upgrade pip setuptools
+      - run: pip install --upgrade pip
       - run: make install
       - run: make pycodestyle
       - run: make test
@@ -24,11 +24,14 @@ jobs:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
         python-version: [3.6, 3.7, 3.8]
+        exclude:
+          - os: windows-latest
+            python-version: 3.8
     steps:
       - uses: actions/checkout@v1
       - uses: actions/setup-python@v1
         with:
           python-version: ${{ matrix.python-version }}
-      - run: python -m pip install --upgrade pip setuptools
+      - run: python -m pip install --upgrade pip
       - run: pip install --upgrade --editable .
       - run: python setup.py test