diff --git a/tools/__init__.py b/tools/__init__.py
index 8b08111dc8a1..e2ece249c68a 100644
--- a/tools/__init__.py
+++ b/tools/__init__.py
@@ -2,6 +2,11 @@
 import pathlib
 import sys
 
+if sys.platform.startswith("win"):
+    import asyncio
+
+    asyncio.set_event_loop_policy(asyncio.ProactorEventLoop())
+
 import ptscripts
 from ptscripts.parser import DefaultRequirementsConfig
 from ptscripts.virtualenv import VirtualEnvConfig