diff --git a/google-cloud-speech/samples/microphone/transcribe_streaming_indefinite.py b/google-cloud-speech/samples/microphone/transcribe_streaming_indefinite.py
index f1adb2247f13..c6f3ff97be31 100644
--- a/google-cloud-speech/samples/microphone/transcribe_streaming_indefinite.py
+++ b/google-cloud-speech/samples/microphone/transcribe_streaming_indefinite.py
@@ -38,7 +38,7 @@
 from six.moves import queue
 
 # Audio recording parameters
-STREAMING_LIMIT = 55000
+STREAMING_LIMIT = 290000
 SAMPLE_RATE = 16000
 CHUNK_SIZE = int(SAMPLE_RATE / 10)  # 100ms