diff --git a/zaqar/transport/websocket/driver.py b/zaqar/transport/websocket/driver.py
index 065674dd7..3d76caf6b 100644
--- a/zaqar/transport/websocket/driver.py
+++ b/zaqar/transport/websocket/driver.py
@@ -72,9 +72,10 @@ class Driver(base.DriverBase):
     @decorators.lazy_property(write=False)
     def factory(self):
         uri = 'ws://' + self._ws_conf.bind + ':' + str(self._ws_conf.port)
+        debug_enabled = LOG.isEnabledFor(logging.DEBUG)
         return factory.ProtocolFactory(
             uri,
-            debug=LOG.debug,
+            debug=debug_enabled,
             handler=self._api,
             external_port=self._ws_conf.external_port,
             auth_strategy=self._auth_strategy,