diff --git a/go.mod b/go.mod
index 98f7ecc..d9ee2f3 100644
--- a/go.mod
+++ b/go.mod
@@ -1,7 +1,3 @@
 module github.com/xiaoqidun/ihash
 
-go 1.23.4
-
-require golang.org/x/crypto v0.31.0
-
-require golang.org/x/sys v0.28.0 // indirect
+go 1.24.2
diff --git a/go.sum b/go.sum
deleted file mode 100644
index 0b273f9..0000000
--- a/go.sum
+++ /dev/null
@@ -1,4 +0,0 @@
-golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
-golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
-golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
-golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
diff --git a/ihash.go b/ihash.go
index 2055b15..dc84e93 100644
--- a/ihash.go
+++ b/ihash.go
@@ -5,10 +5,10 @@ import (
 	"crypto/md5"
 	"crypto/sha1"
 	"crypto/sha256"
+	"crypto/sha3"
 	"crypto/sha512"
 	"flag"
 	"fmt"
-	"golang.org/x/crypto/sha3"
 	"hash"
 	"io"
 	"io/ioutil"