diff --git a/src/chipset/ali1531.c b/src/chipset/ali1531.c
index 797b23553..f725d6bec 100644
--- a/src/chipset/ali1531.c
+++ b/src/chipset/ali1531.c
@@ -180,7 +180,22 @@ ali1531_write(int func, int addr, uint8_t val, void *priv)
         dev->pci_conf[addr] = val & 0x7f;
         break;
 
-    case 0x60 ... 0x6f: /* DRB's */
+    case 0x60: /* DRB's */
+	case 0x61:
+	case 0x62:
+	case 0x63:
+	case 0x64:
+	case 0x65:
+	case 0x66:
+	case 0x67:
+	case 0x68:
+	case 0x69:
+	case 0x6a:
+	case 0x6b:
+	case 0x6c:
+	case 0x6d:
+	case 0x6e:
+	case 0x6f:
         dev->pci_conf[addr] = val;
         spd_write_drbs(dev->pci_conf, 0x60, 0x6f, 2);
         break;