diff --git a/src/switch_nat.c b/src/switch_nat.c
index eb0701a69e..33bf3275ec 100644
--- a/src/switch_nat.c
+++ b/src/switch_nat.c
@@ -91,7 +91,7 @@ static int init_upnp (void)
 
 	memset(&nat_globals.urls, 0, sizeof(struct UPNPUrls));
 	memset(&nat_globals.data, 0, sizeof(struct IGDdatas));
-	devlist = upnpDiscover(1000, multicastif, minissdpdpath, 0);
+	devlist = upnpDiscover(3000, multicastif, minissdpdpath, 0);
 
 	if (devlist) {
 		dev = devlist;