diff --git a/audio/test/low_bandwidth_audio_test.py b/audio/test/low_bandwidth_audio_test.py
index b92000e9b3..05dcf47f99 100755
--- a/audio/test/low_bandwidth_audio_test.py
+++ b/audio/test/low_bandwidth_audio_test.py
@@ -58,7 +58,7 @@ def _ParseArgs():
   # Ignore Chromium-specific flags
   parser.add_argument('--isolated-script-test-output',
                       type=str, default=None)
-  parser.add_argument('--isolated-script-test-chartjson-output',
+  parser.add_argument('--isolated-script-test-perf-output',
                       type=str, default=None)
   args = parser.parse_args()