diff --git a/tracetools_trace/tracetools_trace/tools/args.py b/tracetools_trace/tracetools_trace/tools/args.py
index 366d9e8..fab8cf1 100644
--- a/tracetools_trace/tracetools_trace/tools/args.py
+++ b/tracetools_trace/tracetools_trace/tools/args.py
@@ -49,8 +49,8 @@ def add_arguments(parser: argparse.ArgumentParser) -> None:
         help='path of the base directory for trace data (default: %(default)s)')
     events_ust_arg = parser.add_argument(  # type: ignore
         '-u', '--ust', nargs='*', dest='events_ust', metavar='EVENT',
-        default=names.DEFAULT_EVENTS_ROS,
-        help='the ROS UST events to enable (default: see tracetools_trace.tools.names) '
+        default=names.DEFAULT_EVENTS_UST,
+        help='the userspace events to enable (default: see tracetools_trace.tools.names) '
              '[to disable all UST events, '
              'provide this flag without any event name]')
     events_ust_arg.completer = DefaultArgValueCompleter(events_ust_arg)  # type: ignore
diff --git a/tracetools_trace/tracetools_trace/tools/names.py b/tracetools_trace/tracetools_trace/tools/names.py
index ebed3d8..2750190 100644
--- a/tracetools_trace/tracetools_trace/tools/names.py
+++ b/tracetools_trace/tracetools_trace/tools/names.py
@@ -75,6 +75,8 @@ DEFAULT_EVENTS_ROS = [
     'ros2:callback_end',
 ]
 
+DEFAULT_EVENTS_UST = DEFAULT_EVENTS_ROS
+
 CONTEXT_TYPE_CONSTANTS_MAP = {
     'pid': 'EVENT_CONTEXT_PID',
     'procname': 'EVENT_CONTEXT_PROCNAME',