diff --git a/pyproject.toml b/pyproject.toml
index bf76ab36b..9f869b036 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -111,6 +111,9 @@ exclude_lines = [
     "raise NotImplementedError",
 ]
 
+[tool.coverage.coverage_conditional_plugin.omit]
+"uvicorn/loops/uvloop.py" = "sys_platform == 'win32'"
+
 [tool.coverage.coverage_conditional_plugin.rules]
 py-win32 = "sys_platform == 'win32'"
 py-not-win32 = "sys_platform != 'win32'"
diff --git a/tests/protocols/test_websocket.py b/tests/protocols/test_websocket.py
index 22afeffad..d6988e8f5 100644
--- a/tests/protocols/test_websocket.py
+++ b/tests/protocols/test_websocket.py
@@ -749,12 +749,13 @@ async def websocket_session(uri):
         )
         await asyncio.sleep(0.1)
         send_accept_task.set()
+        await asyncio.sleep(0.1)
 
-    task.cancel()
     assert response is not None
     assert response.status_code == 500, response.text
     assert response.text == "Internal Server Error"
     assert disconnect_message == {"type": "websocket.disconnect", "code": 1006}
+    await task
 
 
 @pytest.mark.anyio
diff --git a/tests/test_auto_detection.py b/tests/test_auto_detection.py
index 3ea452de3..e4d55cbf2 100644
--- a/tests/test_auto_detection.py
+++ b/tests/test_auto_detection.py
@@ -11,7 +11,7 @@
 
 try:
     importlib.import_module("uvloop")
-    expected_loop = "uvloop"
+    expected_loop = "uvloop"  # pragma: py-not-win32
 except ImportError:  # pragma: no cover
     expected_loop = "asyncio"
 
diff --git a/uvicorn/middleware/wsgi.py b/uvicorn/middleware/wsgi.py
index b87984488..381eca68e 100644
--- a/uvicorn/middleware/wsgi.py
+++ b/uvicorn/middleware/wsgi.py
@@ -199,5 +199,5 @@ def wsgi(self, environ: Environ, start_response: StartResponse) -> None:
 
 try:
     from a2wsgi import WSGIMiddleware
-except ModuleNotFoundError:
+except ModuleNotFoundError:  # pragma: no cover
     WSGIMiddleware = _WSGIMiddleware  # type: ignore[misc, assignment]