diff --git a/filesetup.c b/filesetup.c
index 2d8193e..610981b 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -330,6 +330,8 @@
 {
 	int flags = 0;
 
+	if (td->io_ops->flags & FIO_NETIO)
+		return 0;
 	if (td->odirect)
 		flags |= OS_O_DIRECT;
 	if (td->sync_io)