diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8f213a5cf..34c13d0ae 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,6 +9,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
+        python-version: [3.7, 3.8]
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v2
@@ -29,7 +30,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: 3.8
+        python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
diff --git a/local-requirements.txt b/local-requirements.txt
index bd703a91d..d1a2d1776 100644
--- a/local-requirements.txt
+++ b/local-requirements.txt
@@ -2,3 +2,5 @@ pytest==5.4.3
 pytest-asyncio==0.14.0
 pytest-cov==2.10.0
 mypy==0.782
+setuptools==49.1.0
+wheel==0.34.2
diff --git a/playwright/playwright.py b/playwright/playwright.py
index 9723fa625..0246861a2 100644
--- a/playwright/playwright.py
+++ b/playwright/playwright.py
@@ -27,6 +27,9 @@
 
 class Playwright:
   def __init__(self) -> None:
+    if sys.platform == 'win32':
+      loop = asyncio.ProactorEventLoop()
+      asyncio.set_event_loop(loop)
     self.loop = asyncio.get_event_loop()
     self.loop.run_until_complete(self._sync_init())
 
diff --git a/setup.py b/setup.py
index ccb608078..065aded95 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,12 @@
     'typing-extensions',
   ],
   classifiers=[
+    'Topic :: Software Development :: Testing',
+    'Topic :: Internet :: WWW/HTTP :: Browsers',
+    'Intended Audience :: Developers',
     'Programming Language :: Python :: 3',
+    'Programming Language :: Python :: 3.7',
+    'Programming Language :: Python :: 3.8',
     'License :: OSI Approved :: Apache Software License',
     'Operating System :: OS Independent',
   ],