diff --git a/examples/androidtests/video_quality_loopback_test.py b/examples/androidtests/video_quality_loopback_test.py
index 40c0bae..ce10ee6 100755
--- a/examples/androidtests/video_quality_loopback_test.py
+++ b/examples/androidtests/video_quality_loopback_test.py
@@ -86,7 +86,7 @@
   parser.add_argument('--temp_dir',
       help='A temporary directory to put the output.')
   parser.add_argument('--adb-path', help='Path to adb binary.', default='adb')
-  parser.add_argument('--chartjson-result-file',
+  parser.add_argument('--isolated-script-test-perf-output',
       help='Where to store perf results in chartjson format.', default=None)
 
   args, unknown_args = parser.parse_known_args()
@@ -95,8 +95,6 @@
   parser = argparse.ArgumentParser()
   parser.add_argument('--isolated-script-test-output',
                       type=str, default=None)
-  parser.add_argument('--isolated-script-test-perf-output',
-                      type=str, default=None)
   parser.add_argument('--test-launcher-summary-output',
                       type=str, default=None)
 
@@ -228,7 +226,7 @@
     android_device = SelectAndroidDevice(adb_path)
     SetUpTools(android_device, temp_dir, processes)
     RunTest(android_device, adb_path, build_dir, temp_dir,
-            args.chartjson_result_file)
+            args.isolated_script_test_perf_output)
   finally:
     for process in processes:
       if process: