diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 54735043b7..0cb652d7f0 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -372,7 +372,7 @@ static void mch_class_init(ObjectClass *klass, void *data)
     dc->vmsd = &vmstate_mch;
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_INTEL_Q35_MCH;
-    k->revision = MCH_HOST_BRIDGE_REVISION_DEFUALT;
+    k->revision = MCH_HOST_BRIDGE_REVISION_DEFAULT;
     k->class_id = PCI_CLASS_BRIDGE_HOST;
 }
 
diff --git a/include/hw/pci-host/q35.h b/include/hw/pci-host/q35.h
index 6eb7ab676f..56de92ede2 100644
--- a/include/hw/pci-host/q35.h
+++ b/include/hw/pci-host/q35.h
@@ -85,7 +85,7 @@ typedef struct Q35PCIHost {
 #define MCH_HOST_BRIDGE_CONFIG_DATA            0xcfc
 
 /* D0:F0 configuration space */
-#define MCH_HOST_BRIDGE_REVISION_DEFUALT       0x0
+#define MCH_HOST_BRIDGE_REVISION_DEFAULT       0x0
 
 #define MCH_HOST_BRIDGE_PCIEXBAR               0x60    /* 64bit register */
 #define MCH_HOST_BRIDGE_PCIEXBAR_SIZE          8       /* 64bit register */