diff --git a/web/routes/result.go b/web/routes/result.go
index 5461ae4..6d1e4ba 100644
--- a/web/routes/result.go
+++ b/web/routes/result.go
@@ -1,6 +1,7 @@
 package routes
 
 import (
+  "fmt"
   "log"
 
   "github.com/flamego/binding"