diff --git a/src/machine/machine_table.c b/src/machine/machine_table.c
index 9723d53cd..e841a8538 100644
--- a/src/machine/machine_table.c
+++ b/src/machine/machine_table.c
@@ -2545,8 +2545,8 @@ const machine_t machines[] = {
         .flags = MACHINE_FLAGS_NONE,
         .ram = {
             .min = 256,
-            .max = 15872,
-            .step = 128
+            .max = 512,
+            .step = 256
         },
         .nvrmask = 63,
         .kbc_device = NULL,