diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 0d9e58190f15..9c265fa96011 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -4659,6 +4659,9 @@ do_concat:
 		err = parse_events_option(&o, lists[0], 0);
 	}
 out:
+	free(strace_groups_dir);
+	free(lists[0]);
+	free(lists[1]);
 	if (sep)
 		*sep = ',';