diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c1d4cec2..37d12dc1 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,7 +1,7 @@
 name: tests
 
 on:
-  push:
+#  push:
   pull_request:
     types: [opened, synchronize, reopened]
 
@@ -13,8 +13,10 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ['ubuntu-latest', 'macos-latest', 'windows-latest']
-        python-version: ['3.6', '3.7', '3.8', '3.9']
+#        os: ['ubuntu-latest', 'macos-latest', 'windows-latest']
+#        python-version: ['3.6', '3.7', '3.8', '3.9']
+        os: ['windows-latest']
+        python-version: ['3.9']
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/tests/test_project.py b/tests/test_project.py
index e1eca14e..899c0193 100644
--- a/tests/test_project.py
+++ b/tests/test_project.py
@@ -1,6 +1,7 @@
 import os
 import subprocess
-import shlex
+from sys import platform
+from venv import EnvBuilder
 
 
 def test_project_folder(cookies):
@@ -13,23 +14,29 @@ def test_project_folder(cookies):
 
 
 def run(command: str, dirpath: os.PathLike) -> subprocess.CompletedProcess:
-    return subprocess.run(shlex.split(command),
+    print(command.split(' '))
+    return subprocess.run(command.split(' '),
                           stdout=subprocess.PIPE,
                           stderr=subprocess.PIPE,
-                          cwd=dirpath,
-                          text=True)
+                          cwd=dirpath, shell=True,
+                          encoding='utf-8')
 
 
-def test_pytest(cookies):
+def test_pytest(cookies, tmp_path):
     result = cookies.bake()
-    env_output = run('python3 -m venv env', result.project)
-    assert env_output.returncode == 0
-    latest_pip_output = run('env/bin/pip3 install --upgrade pip setuptools', result.project)
+
+    # Programmatically do python3 -m venv env
+    env_root = str(tmp_path / 'env')
+    env_bin = f'{env_root}/Scripts/' if platform.startswith("win") else f'{env_root}/bin/'
+    builder = EnvBuilder(with_pip=True)
+    builder.create(env_root)
+
+    latest_pip_output = run(f'{env_bin}pip3 install --upgrade pip setuptools', result.project)
     assert latest_pip_output.returncode == 0
-    pip_output = run('env/bin/pip3 install --editable .[dev]', result.project)
+    pip_output = run(f'{env_bin}pip3 install --editable .[dev]', result.project)
     assert pip_output.returncode == 0
 
-    pytest_output = run('env/bin/pytest', result.project)
+    pytest_output = run(f'{env_bin}pytest', result.project)
     assert pytest_output.returncode == 0
     assert '== 3 passed in' in  pytest_output.stdout
     assert (result.project / 'coverage.xml').exists()