diff --git a/cmd/gobgp/neighbor.go b/cmd/gobgp/neighbor.go
index c691c6203..80e6291d3 100644
--- a/cmd/gobgp/neighbor.go
+++ b/cmd/gobgp/neighbor.go
@@ -904,7 +904,7 @@ func showNeighborRib(r string, name string, args []string) error {
 				}
 				args = args[1:]
 
-				rd := args[0]
+				rd = args[0]
 				_, err = bgp.ParseRouteDistinguisher(rd)
 				if err != nil {
 					return err