diff --git a/contrib/teamcity/nanobench_json_to_teamcity_messages.py b/contrib/teamcity/nanobench_json_to_teamcity_messages.py
index 9d33e8f65..cfb5a8976 100755
--- a/contrib/teamcity/nanobench_json_to_teamcity_messages.py
+++ b/contrib/teamcity/nanobench_json_to_teamcity_messages.py
@@ -1,84 +1,84 @@
 #!/usr/bin/env python3
 # Copyright (c) 2021 The Bitcoin developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 from datetime import timedelta
 import json
 import sys
 from teamcity.messages import TeamcityServiceMessages
 
 if len(sys.argv) != 3:
     print(
         """
     Usage:
         {} <benchmark suite name> <path to nanobench json file>
 
     Print the teamcity service messages for associating op/s benchmark result
     to the tests.
 
     Requires the teamcity-messages python library:
       pip3 install teamcity-messages
 """.format(sys.argv[0]))
     sys.exit(1)
 
 suite_name = sys.argv[1]
 with open(sys.argv[2], encoding='utf-8') as f:
     json_results = json.load(f)
 
 teamcity_messages = TeamcityServiceMessages()
 
 teamcity_messages.testSuiteStarted(
     suite_name
 )
 
 
-def testMeta_number_message(test_name, param_name, param_value):
+def testMetadata_number_message(test_name, param_name, param_value):
     teamcity_messages.message(
-        'testMeta',
+        'testMetadata',
         type='number',
         testName=test_name,
         name=param_name,
         value='{:.2f}'.format(param_value),
     )
 
 
 for result in json_results.get('results', []):
     test_name = result['name']
 
     teamcity_messages.testStarted(
         test_name
     )
 
-    testMeta_number_message(
+    testMetadata_number_message(
         test_name,
         'ns/{}'.format(result['unit']),
         1e9 * result['median(elapsed)'] / result['batch'],
     )
 
-    testMeta_number_message(
+    testMetadata_number_message(
         test_name,
         '{}/s'.format(result['unit']),
         result['batch'] / result['median(elapsed)'],
     )
 
-    testMeta_number_message(
+    testMetadata_number_message(
         test_name,
         'err%',
         100 * result['medianAbsolutePercentError(elapsed)'],
     )
 
-    testMeta_number_message(
+    testMetadata_number_message(
         test_name,
         'ins/{}'.format(result['unit']),
         result['median(instructions)'] / result['batch'],
     )
 
     teamcity_messages.testFinished(
         test_name,
         testDuration=timedelta(seconds=result['totalTime']),
     )
 
 teamcity_messages.testSuiteFinished(
     suite_name
 )