diff --git a/whisper-2023/microphone_recognition.py b/whisper-2023/microphone_recognition.py
index 58e747f..29597e7 100644
--- a/whisper-2023/microphone_recognition.py
+++ b/whisper-2023/microphone_recognition.py
@@ -52,14 +52,24 @@ class Listener():
              print("[{0}] Microphone with name \"{1}\" found for `Microphone(device_index={0})`".format(index, name))
          exit()
       self.name = environ["MIC_NAME"]
+      self._mic = None
+
+   def mic(self):
+      if not self._mic:
+         self._mic = self.new_mic()
+      return self._mic
+
+   def new_mic(self):
+      idx = [idx for idx,v in enumerate(sr.Microphone.list_microphone_names()) if v in self.name.split(",")][0]
+      mic = sr.Microphone(device_index=idx)
+      mic.__enter__()
+      return mic
 
    def run(self):
       mic_timeout=int(environ.get("MIC_TIMEOUT", 5))
       # obtain audio from the microphone
       r = sr.Recognizer()
-      idx = [idx for idx,v in enumerate(sr.Microphone.list_microphone_names()) if v in self.name.split(",")][0]
-      with sr.Microphone(device_index=idx) as source:
-          return r.listen(source, timeout=mic_timeout, phrase_time_limit=mic_timeout)
+      return r.listen(self.mic(), timeout=mic_timeout, phrase_time_limit=mic_timeout)
 
 q = queue.Queue(maxsize=1)
 l = Listener()