diff --git a/utils.go b/utils.go
index 2c58c82..bc4e843 100644
--- a/utils.go
+++ b/utils.go
@@ -2,6 +2,9 @@ package main
 
 import (
 	"log"
+	"regexp"
+	"strconv"
+	"time"
 )
 
 func failOnError(err error, msg string) {