diff --git a/src/conf/device_conf.h b/src/conf/device_conf.h
index f067a35866..7256cdcf53 100644
--- a/src/conf/device_conf.h
+++ b/src/conf/device_conf.h
@@ -52,7 +52,7 @@ struct _virDevicePCIAddress {
     unsigned int bus;
     unsigned int slot;
     unsigned int function;
-    int          multi;  /* enum virDomainDeviceAddressPCIMulti */
+    int          multi;  /* virTristateSwitch */
 };
 
 typedef struct _virInterfaceLink virInterfaceLink;