diff --git a/tools/perf/tests/symbols.c b/tools/perf/tests/symbols.c
index 057b16df6416..0793f8f419e2 100644
--- a/tools/perf/tests/symbols.c
+++ b/tools/perf/tests/symbols.c
@@ -38,6 +38,7 @@ static int init_test_info(struct test_info *ti)
 static void exit_test_info(struct test_info *ti)
 {
 	thread__put(ti->thread);
+	machine__delete_threads(ti->machine);
 	machine__delete(ti->machine);
 }