diff --git a/framework/database/marshaler.go b/framework/database/marshaler.go
index 00fffe19..3bb8b323 100644
--- a/framework/database/marshaler.go
+++ b/framework/database/marshaler.go
@@ -1,8 +1,11 @@
 package database
 
 import (
+	"bytes"
 	"context"
 	"fmt"
+	"github.com/bytedance/sonic/decoder"
+	"github.com/pkg/errors"
 	"reflect"
 
 	"github.com/bytedance/sonic"
@@ -29,23 +32,30 @@ func NewMarshaler(cache cache.CacheInterface[any]) *Marshaler {
 	}
 }
 
+type idecoder interface {
+	UseInt64()
+	Decode(val interface{}) (err error)
+}
+
 // Get obtains a value from cache and unmarshal value with given object
 func (c *Marshaler) Get(ctx context.Context, key any, returnObj any) (any, error) {
 	key = c.shortenKey(key)
 	result, err := c.cache.Get(ctx, key)
 	if err != nil {
-		return nil, err
+		return nil, errors.WithStack(err)
 	}
 
+	var dec idecoder
 	switch v := result.(type) {
 	case []byte:
-		err = json.Unmarshal(v, returnObj)
+		dec = decoder.NewStreamDecoder(bytes.NewBuffer(v))
 	case string:
-		err = json.Unmarshal([]byte(v), returnObj)
+		dec = decoder.NewDecoder(v)
 	}
 
-	if err != nil {
-		return nil, err
+	dec.UseInt64()
+	if err = dec.Decode(returnObj); err != nil {
+		return nil, errors.WithStack(err)
 	}
 
 	return returnObj, nil
diff --git a/go.mod b/go.mod
index bb6de277..7fdb8449 100644
--- a/go.mod
+++ b/go.mod
@@ -46,7 +46,6 @@ require (
 	github.com/coocood/freecache v1.2.4
 	github.com/deckarep/golang-set/v2 v2.6.0
 	github.com/dgraph-io/ristretto v0.1.1
-	github.com/duke-git/lancet/v2 v2.3.2
 	github.com/elliotchance/orderedmap/v2 v2.2.0
 	github.com/go-playground/assert/v2 v2.2.0
 	github.com/go-redis/redis/v8 v8.11.5
diff --git a/go.sum b/go.sum
index 71f4e5f1..da2a07af 100644
--- a/go.sum
+++ b/go.sum
@@ -843,8 +843,6 @@ github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3
 github.com/dsnet/compress v0.0.2-0.20210315054119-f66993602bf5 h1:iFaUwBSo5Svw6L7HYpRu/0lE3e0BaElwnNO1qkNQxBY=
 github.com/dsnet/compress v0.0.2-0.20210315054119-f66993602bf5/go.mod h1:qssHWj60/X5sZFNxpG4HBPDHVqxNm4DfnCKgrbZOT+s=
 github.com/dsnet/golib v0.0.0-20171103203638-1ea166775780/go.mod h1:Lj+Z9rebOhdfkVLjJ8T6VcRQv3SXugXy999NBtR9aFY=
-github.com/duke-git/lancet/v2 v2.3.2 h1:Cv+uNkx5yGqDSvGc5Vu9eiiZobsPIf0Ng7NGy5hEdow=
-github.com/duke-git/lancet/v2 v2.3.2/go.mod h1:zGa2R4xswg6EG9I6WnyubDbFO/+A/RROxIbXcwryTsc=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
diff --git a/toolkit/copier/copier.go b/toolkit/copier/copier.go
index c469f3be..664f1dbb 100644
--- a/toolkit/copier/copier.go
+++ b/toolkit/copier/copier.go
@@ -2,6 +2,7 @@ package copier
 
 import (
 	"github.com/bytedance/sonic"
+	"github.com/bytedance/sonic/decoder"
 	"github.com/pkg/errors"
 	"reflect"
 )
@@ -13,12 +14,17 @@ func DeepCopy(src, target interface{}) error {
 	if src == nil || target == nil {
 		return nil
 	}
-	b, err := json.Marshal(src)
+	if reflect.ValueOf(target).Kind() != reflect.Ptr {
+		return errors.New("Target should be a pointer")
+	}
+	b, err := json.MarshalToString(src)
 	if err != nil {
 		return errors.WithStack(err)
 	}
-	if reflect.ValueOf(target).Kind() != reflect.Ptr {
-		return errors.New("Target should be a pointer")
+	dec := decoder.NewDecoder(b)
+	dec.UseInt64()
+	if err = dec.Decode(target); err != nil {
+		return errors.WithStack(err)
 	}
-	return json.Unmarshal(b, target)
+	return nil
 }