diff --git a/obj.go b/obj.go
index bd829ce..6d36c63 100644
--- a/obj.go
+++ b/obj.go
@@ -1,7 +1,9 @@
 package main
 
 import (
+	"errors"
 	"fmt"
+	"log"
 	"regexp"
 	"strconv"
 	"strings"