diff --git a/flask_socketio/__init__.py b/flask_socketio/__init__.py
index b67f5312..a50f6c15 100644
--- a/flask_socketio/__init__.py
+++ b/flask_socketio/__init__.py
@@ -574,7 +574,8 @@ def run_server():
             if use_reloader:
                 # monkey patching is required by the reloader
                 from gevent import monkey
-                monkey.patch_all()
+                monkey.patch_thread()
+                monkey.patch_time()
 
                 def run_server():
                     self.wsgi_server.serve_forever()