diff --git a/neon_audio/tts/neon.py b/neon_audio/tts/neon.py
index 06d8a80..dd84cbb 100644
--- a/neon_audio/tts/neon.py
+++ b/neon_audio/tts/neon.py
@@ -160,9 +160,8 @@ def _play(self):
 
 
 class WrappedTTS(TTS):
-    _stopwatch = Stopwatch("get_tts")
-
     def __new__(cls, base_engine, *args, **kwargs):
+        base_engine._stopwatch = Stopwatch("get_tts")
         base_engine.execute = cls.execute
         base_engine.get_multiple_tts = cls.get_multiple_tts
         # TODO: Below method is only to bridge compatibility