diff --git a/gobgp/mrt.go b/gobgp/mrt.go
index bfbed87a..6a5f3df8 100644
--- a/gobgp/mrt.go
+++ b/gobgp/mrt.go
@@ -206,7 +206,7 @@ func injectMrt(r string, filename string, count int) error {
 
 	idx := 0
 
-	ch := make(chan *api.ModPathArguments, 1024)
+	ch := make(chan *api.ModPathArguments, 1<<20)
 
 	go func() {