diff --git a/pkg/router/route_group.go b/pkg/router/route_group.go
index 1bfa0b9d82..d3bea35be8 100644
--- a/pkg/router/route_group.go
+++ b/pkg/router/route_group.go
@@ -21,7 +21,7 @@ import (
 
 const (
 	defaultRouteGroupKeepAliveInterval = 1 * time.Minute
-	defaultRouteGroupIOTimeout         = 300 * time.Second
+	defaultRouteGroupIOTimeout         = 3 * time.Second
 	defaultReadChBufSize               = 1024
 )