diff --git a/samples/trace_events/trace-events-sample.h b/samples/trace_events/trace-events-sample.h
index fb4548a44153ca679dc910f2378a73bd69266091..1c6b843b8c4eeb254e3a67960a5e6129fbcdbff5 100644
--- a/samples/trace_events/trace-events-sample.h
+++ b/samples/trace_events/trace-events-sample.h
@@ -359,7 +359,7 @@ TRACE_EVENT(foo_bar,
 		  __print_array(__get_dynamic_array(list),
 				__get_dynamic_array_len(list) / sizeof(int),
 				sizeof(int)),
-		  __get_str(str), __get_bitmask(cpus), __get_cpumask(cpus),
+		  __get_str(str), __get_bitmask(cpus), __get_cpumask(cpum),
 		  __get_str(vstr))
 );