dht/dht.go | 2 +-

diff --git a/dht/dht.go b/dht/dht.go
index 3f4377307f99dd17fa7d35c45039b1c64229b21d..d60fd481195f0abdc90d79233ecf04e3011ac007 100644
--- a/dht/dht.go
+++ b/dht/dht.go
@@ -772,7 +772,7 @@ 	}
 	n = &node{
 		addr: addr,
 	}
-	if id != "" {
+	if len(id) == 20 {
 		n.SetIDFromString(id)
 	}
 	if len(s.nodes) >= maxNodes {