diff --git a/net-p2p/namecoin/files/patch-src_mapport.cpp b/net-p2p/namecoin/files/patch-src_mapport.cpp
new file mode 100644
index 000000000000..7dbe49316e33
--- /dev/null
+++ b/net-p2p/namecoin/files/patch-src_mapport.cpp
@@ -0,0 +1,14 @@
+--- src/mapport.cpp.orig	2022-11-21 07:35:21 UTC
++++ src/mapport.cpp
+@@ -169,7 +169,11 @@ static bool ProcessUpnp()
+     struct IGDdatas data;
+     int r;
+ 
++#if MINIUPNPC_API_VERSION >= 18
++    r = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr), NULL, 0);
++#else
+     r = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr));
++#endif
+     if (r == 1)
+     {
+         if (fDiscover) {