diff --git a/include/winternl.h b/include/winternl.h
index 46a1867..60190b2 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -1174,6 +1174,7 @@
 NTSTATUS  WINAPI NtQueryAttributesFile(const OBJECT_ATTRIBUTES*,FILE_BASIC_INFORMATION*);
 NTSTATUS  WINAPI NtQueryDefaultLocale(BOOLEAN,LCID*);
 NTSTATUS  WINAPI NtQueryDirectoryFile(HANDLE,HANDLE,PIO_APC_ROUTINE,PVOID,PIO_STATUS_BLOCK,PVOID,ULONG,FILE_INFORMATION_CLASS,BOOLEAN,PUNICODE_STRING,BOOLEAN);
+NTSTATUS  WINAPI NtQueryFullAttributesFile(const OBJECT_ATTRIBUTES*,FILE_NETWORK_OPEN_INFORMATION*);
 NTSTATUS  WINAPI NtQueryInformationFile(HANDLE,PIO_STATUS_BLOCK,PVOID,LONG,FILE_INFORMATION_CLASS);
 NTSTATUS  WINAPI NtQueryInformationProcess(HANDLE,PROCESSINFOCLASS,PVOID,ULONG,PULONG);
 NTSTATUS  WINAPI NtQueryInformationThread(HANDLE,THREADINFOCLASS,PVOID,ULONG,PULONG);