diff --git a/yacyac_io/yacyac_io/tts.py b/yacyac_io/yacyac_io/tts.py
index 4767a55..3b4c9e1 100755
--- a/yacyac_io/yacyac_io/tts.py
+++ b/yacyac_io/yacyac_io/tts.py
@@ -1,7 +1,6 @@
 #!/usr/bin/env python3
 
 from google.cloud import texttospeech
-import os
 import playsound
 
 import rclpy as rp
@@ -38,7 +37,7 @@ def callback_service(self, request, response):
             out.write(self.response.audio_content)
 
         playsound.playsound('output.mp3', block=False)
-        
+
         return response