diff --git a/go.mod b/go.mod
index f5f061e..73b1939 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,6 @@ module voucher
 go 1.22.2
 
 require (
-	codeup.aliyun.com/lsxd/backend_deveoper/gmutil v1.0.2
 	github.com/ZZMarquis/gm v1.3.2
 	github.com/apache/rocketmq-client-go/v2 v2.1.2
 	github.com/brianvoe/gofakeit/v6 v6.28.0
diff --git a/go.sum b/go.sum
index c7e81e5..0f348ac 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,4 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-codeup.aliyun.com/lsxd/backend_deveoper/gmutil v1.0.2 h1:sw+r1d2JkKbGD8Fj4t5KcdbM2paP0a95AkBCTkMp7ug=
-codeup.aliyun.com/lsxd/backend_deveoper/gmutil v1.0.2/go.mod h1:WhIG/nkg4pO3u3Hx69fdjI0gvUGU4iVH1SCaKFii51I=
 dario.cat/mergo v1.0.0 h1:AGCNq9Evsj31mOgNPcLyXc+4PNABt905YmuqPYYpBWk=
 dario.cat/mergo v1.0.0/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
@@ -118,6 +116,7 @@ github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
+github.com/google/subcommands v1.2.0 h1:vWQspBTo2nEqTUFita5/KeEWlUL8kQObDFbub/EN9oE=
 github.com/google/subcommands v1.2.0/go.mod h1:ZjhPrFU+Olkh9WazFPsl27BQ4UPiG37m3yTrtFlrHVk=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
diff --git a/internal/pkg/cmb/sm2/util/pkcs8.go b/internal/pkg/cmb/sm2/util/pkcs8.go
index c97d9f0..647577c 100644
--- a/internal/pkg/cmb/sm2/util/pkcs8.go
+++ b/internal/pkg/cmb/sm2/util/pkcs8.go
@@ -1,7 +1,6 @@
 package util
 
 import (
-	"codeup.aliyun.com/lsxd/backend_deveoper/gmutil/sm2/model"
 	"crypto/aes"
 	"crypto/cipher"
 	"crypto/elliptic"
@@ -17,6 +16,7 @@ import (
 	"hash"
 	"math/big"
 	"reflect"
+	"voucher/internal/pkg/cmb/sm2/model"
 )
 
 /*
diff --git a/internal/pkg/cmb/sm2/util/x509.go b/internal/pkg/cmb/sm2/util/x509.go
index b8614dc..8d84fad 100644
--- a/internal/pkg/cmb/sm2/util/x509.go
+++ b/internal/pkg/cmb/sm2/util/x509.go
@@ -1,12 +1,12 @@
 package util
 
 import (
-	"codeup.aliyun.com/lsxd/backend_deveoper/gmutil/sm2/model"
 	"crypto/elliptic"
 	"crypto/x509/pkix"
 	"encoding/asn1"
 	"fmt"
 	"reflect"
+	"voucher/internal/pkg/cmb/sm2/model"
 )
 
 var (