diff --git a/godns.go b/godns.go
index 0f8b2ce..06a5c93 100644
--- a/godns.go
+++ b/godns.go
@@ -3,6 +3,7 @@ package main
 import (
 	"fmt"
 	"os"
+	"strconv"
 	"strings"
 	"time"
 )