diff --git a/vl.c b/vl.c
index 7a8cc08..f211c71 100644
--- a/vl.c
+++ b/vl.c
@@ -1999,9 +1999,9 @@ static QEMUMachine *machine_parse(const char *name)
     printf("Supported machines are:\n");
     for (m = first_machine; m != NULL; m = m->next) {
         if (m->alias) {
-            printf("%-10s %s (alias of %s)\n", m->alias, m->desc, m->name);
+            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
         }
-        printf("%-10s %s%s\n", m->name, m->desc,
+        printf("%-20s %s%s\n", m->name, m->desc,
                m->is_default ? " (default)" : "");
     }
     exit(!name || *name != '?');