cmd/tai64nlocal/main.go | 3 +--

diff --git a/cmd/tai64nlocal/main.go b/cmd/tai64nlocal/main.go
index d8c0c80f18785fe52c78234eba87865d7c1ec4dc0590ff13c608ed24c00d2011..46a5681fcaec5ac48068b1ba5ca8411465f5be7361a5d1cb30c01364249bf0bc 100644
--- a/cmd/tai64nlocal/main.go
+++ b/cmd/tai64nlocal/main.go
@@ -21,7 +21,6 @@ import (
 	"bufio"
 	"flag"
 	"fmt"
-	"io/ioutil"
 	"log"
 	"os"
 	"strings"
@@ -44,7 +43,7 @@ 	db := flag.String("leapsecsdb", "", "Use that leapsecs.dat leap seconds database")
 	flag.Parse()
 
 	if *db != "" {
-		buf, err := ioutil.ReadFile(*db)
+		buf, err := os.ReadFile(*db)
 		if err != nil {
 			log.Fatalln(err)
 		}