diff --git a/samples/microphone/transcribe_streaming_infinite.py b/samples/microphone/transcribe_streaming_infinite.py
index f45b82cf..759842b4 100644
--- a/samples/microphone/transcribe_streaming_infinite.py
+++ b/samples/microphone/transcribe_streaming_infinite.py
@@ -28,9 +28,9 @@
 
 # [START speech_transcribe_infinite_streaming]
 
-import time
 import re
 import sys
+import time
 
 from google.cloud import speech
 import pyaudio