diff --git a/src/net.cpp b/src/net.cpp
index 1a0bee8c51c6d..455dfeae8e724 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1637,7 +1637,7 @@ static void ThreadMapPort()
     struct IGDdatas data;
     int r;
 
-    r = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr));
+    r = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr), NULL, 0);
     if (r == 1)
     {
         if (fDiscover) {