diff --git a/hw/ppc_newworld.c b/hw/ppc_newworld.c
index 308e102..d66860b 100644
--- a/hw/ppc_newworld.c
+++ b/hw/ppc_newworld.c
@@ -343,7 +343,7 @@ static void ppc_core99_init (ram_addr_t ram_size,
         hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
     dbdma = DBDMA_init(&dbdma_mem_index);
-    pci_cmd646_ide_init(pci_bus, hd, 0);
+    pci_cmd646_ide_init(pci_bus, hd, 1);
 
     /* cuda also initialize ADB */
     cuda_init(&cuda_mem_index, pic[0x19]);