diff --git a/reactos/drivers/bus/pcix/dispatch.c b/reactos/drivers/bus/pcix/dispatch.c
index 59435f58f54..9512fdcc9c2 100644
--- a/reactos/drivers/bus/pcix/dispatch.c
+++ b/reactos/drivers/bus/pcix/dispatch.c
@@ -31,7 +31,7 @@ PciSetEventCompletion(IN PDEVICE_OBJECT DeviceObject,
     UNREFERENCED_PARAMETER(Irp);
 
     /* Set the event and return the appropriate status code */
-    KeSetEvent(Event, FALSE, IO_NO_INCREMENT);
+    KeSetEvent(Event, IO_NO_INCREMENT, FALSE);
     return STATUS_MORE_PROCESSING_REQUIRED;
 }