diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index 065ea871b3..a08a6b2086 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -370,7 +370,7 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
     qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
     qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
     qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
-    qdev_connect_gpio_out(dev, 4, pic[0x02]); /* IDE DMA */
+    qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */
     macio_init(macio, pic_mem, escc_bar);
 
     /* We only emulate 2 out of 3 IDE controllers for now */