diff --git a/sdk/include/psdk/iphlpapi.h b/sdk/include/psdk/iphlpapi.h
index c6ce686047f..a31ecf228f3 100644
--- a/sdk/include/psdk/iphlpapi.h
+++ b/sdk/include/psdk/iphlpapi.h
@@ -27,6 +27,7 @@ DWORD WINAPI GetAdaptersInfo(PIP_ADAPTER_INFO,PULONG);
 DWORD WINAPI GetBestInterface(IPAddr,PDWORD);
 DWORD WINAPI GetBestRoute(DWORD,DWORD,PMIB_IPFORWARDROW);
 DWORD WINAPI GetExtendedTcpTable(PVOID,PDWORD,BOOL,ULONG,TCP_TABLE_CLASS,ULONG);
+DWORD WINAPI GetExtendedUdpTable(PVOID,PDWORD,BOOL,ULONG,UDP_TABLE_CLASS,ULONG);
 DWORD WINAPI GetFriendlyIfIndex(DWORD);
 DWORD WINAPI GetIcmpStatistics(PMIB_ICMP);
 DWORD WINAPI GetIfEntry(PMIB_IFROW);