diff --git a/test_audio_s.py b/test_audio_s.py
index 3bdac20..79fbf83 100644
--- a/test_audio_s.py
+++ b/test_audio_s.py
@@ -1,7 +1,6 @@
 import rtc_plugins
 import time
 import numpy as np
-import wave
 from scipy.io import wavfile
 
 srcUserId = "srcUser12"