diff --git a/vl.c b/vl.c
index f0fe48b106..0e82f06989 100644
--- a/vl.c
+++ b/vl.c
@@ -1587,14 +1587,16 @@ static void machine_class_init(ObjectClass *oc, void *data)
 
 int qemu_register_machine(QEMUMachine *m)
 {
+    char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
     TypeInfo ti = {
-        .name       = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL),
+        .name       = name,
         .parent     = TYPE_MACHINE,
         .class_init = machine_class_init,
         .class_data = (void *)m,
     };
 
     type_register(&ti);
+    g_free(name);
 
     return 0;
 }