diff --git a/test-requirements.txt b/test-requirements.txt
index 9f827a5..a7c21a3 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,4 +2,4 @@ pytest
 pytest-asyncio
 pytest-cov
 pytest-repeat
-uvloop
+uvloop; python_implementation != "PyPy" and sys_platform != "win32"