diff --git a/drivers/filesystems/cdfs_new/cddata.c b/drivers/filesystems/cdfs_new/cddata.c
index ff2c61cfafb..70af0b127be 100755
--- a/drivers/filesystems/cdfs_new/cddata.c
+++ b/drivers/filesystems/cdfs_new/cddata.c
@@ -211,6 +211,7 @@ __drv_dispatchType(IRP_MJ_CLEANUP)
 __drv_dispatchType(IRP_MJ_PNP)
 __drv_dispatchType(IRP_MJ_SHUTDOWN)
 NTSTATUS
+NTAPI
 CdFsdDispatch (
     _In_ PDEVICE_OBJECT DeviceObject,
     _Inout_ PIRP Irp
diff --git a/drivers/filesystems/cdfs_new/cdprocs.h b/drivers/filesystems/cdfs_new/cdprocs.h
index 6c957aebba3..1d788b28e1c 100755
--- a/drivers/filesystems/cdfs_new/cdprocs.h
+++ b/drivers/filesystems/cdfs_new/cdprocs.h
@@ -1761,6 +1761,7 @@ __drv_dispatchType(IRP_MJ_CLEANUP)
 __drv_dispatchType(IRP_MJ_PNP)
 __drv_dispatchType(IRP_MJ_SHUTDOWN)
 NTSTATUS
+NTAPI
 CdFsdDispatch (
     _In_ PDEVICE_OBJECT DeviceObject,
     _Inout_ PIRP Irp