--- a/testing/web-platform/tests/tools/wptrunner/wptrunner/wptrunner.py
+++ b/testing/web-platform/tests/tools/wptrunner/wptrunner/wptrunner.py
@@ -200,17 +200,18 @@ def run_tests(config, test_paths, produc
                 repeat_count += 1
                 if repeat_until_unexpected:
                     logger.info("Repetition %i" % (repeat_count))
                 elif repeat > 1:
                     logger.info("Repetition %i / %i" % (repeat_count, repeat))
 
                 test_count = 0
                 unexpected_count = 0
-                logger.suite_start(test_loader.test_ids, name='web-platform-test', run_info=run_info)
+                logger.suite_start(test_loader.test_ids, name='web-platform-test', run_info=run_info,
+                                   extra={"run_by_dir": kwargs["run_by_dir"]})
                 for test_type in kwargs["test_types"]:
                     logger.info("Running %s tests" % test_type)
 
                     # WebDriver tests may create and destroy multiple browser
                     # processes as part of their expected behavior. These
                     # processes are managed by a WebDriver server binary. This
                     # obviates the need for wptrunner to provide a browser, so
                     # the NullBrowser is used in place of the "target" browser
@@ -303,16 +304,17 @@ def check_stability(**kwargs):
     return stability.check_stability(logger,
                                      max_time=kwargs['verify_max_time'],
                                      chaos_mode=kwargs['verify_chaos_mode'],
                                      repeat_loop=kwargs['verify_repeat_loop'],
                                      repeat_restart=kwargs['verify_repeat_restart'],
                                      output_results=kwargs['verify_output_results'],
                                      **kwargs)
 
+
 def start(**kwargs):
     if kwargs["list_test_groups"]:
         list_test_groups(**kwargs)
     elif kwargs["list_disabled"]:
         list_disabled(**kwargs)
     elif kwargs["list_tests"]:
         list_tests(**kwargs)
     elif kwargs["verify"]: