diff --git a/zmq4.go b/zmq4.go
index ed31282..525020b 100644
--- a/zmq4.go
+++ b/zmq4.go
@@ -123,6 +123,7 @@ var (
 		[2]int{3, 2}:  10,
 		[2]int{3, 3}:  10,
 		[2]int{3, 4}:  10,
+		[2]int{3, 5}:  10,
 	}
 )