diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7425abf..1542572 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## 2.0.3 (2024-06-05)
+
+* Bump up `golang.org/x/exp` to `v0.0.0-20240604190554-fc45aab8b7f8`
+
 ## 2.0.2 (2023-04-18)
 
 * Fix a bug on sorting, which cause `Pack` don't work as expected
diff --git a/v2/go.mod b/v2/go.mod
index 4e5b3d7..3823596 100644
--- a/v2/go.mod
+++ b/v2/go.mod
@@ -3,11 +3,12 @@ module github.com/Wing924/hostutils/v2
 go 1.20
 
 require (
-	github.com/stretchr/testify v1.2.2
-	golang.org/x/exp v0.0.0-20230321023759-10a507213a29
+	github.com/stretchr/testify v1.9.0
+	golang.org/x/exp v0.0.0-20240604190554-fc45aab8b7f8
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/v2/go.sum b/v2/go.sum
index 73b746c..2c692e7 100644
--- a/v2/go.sum
+++ b/v2/go.sum
@@ -2,7 +2,11 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
-github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
-golang.org/x/exp v0.0.0-20230321023759-10a507213a29 h1:ooxPy7fPvB4kwsA2h+iBNHkAbp/4JxTSwCmvdjEYmug=
-golang.org/x/exp v0.0.0-20230321023759-10a507213a29/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+golang.org/x/exp v0.0.0-20240604190554-fc45aab8b7f8 h1:LoYXNGAShUG3m/ehNk4iFctuhGX/+R1ZpfJ4/ia80JM=
+golang.org/x/exp v0.0.0-20240604190554-fc45aab8b7f8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/v2/pack.go b/v2/pack.go
index 1f0dd7e..f75233c 100644
--- a/v2/pack.go
+++ b/v2/pack.go
@@ -3,7 +3,7 @@ package hostutils
 import (
 	"bytes"
 	"fmt"
-	"golang.org/x/exp/slices"
+	"slices"
 	"strconv"
 )
 
@@ -47,8 +47,8 @@ func Pack(hosts []string) []string {
 	for _, host := range regHosts {
 		uniqHosts = append(uniqHosts, parseHost(host))
 	}
-	slices.SortFunc(uniqHosts, func(a, b *host) bool {
-		return a.Less(b)
+	slices.SortFunc(uniqHosts, func(a, b *host) int {
+		return a.CompareTo(b)
 	})
 
 	result := make([]string, 0, len(uniqHosts))
@@ -224,41 +224,42 @@ func (h *host) appendToken(token string, digitMode bool) {
 }
 
 func (h *host) Less(rhs *host) bool {
+	return h.CompareTo(rhs) < 0
+}
+
+func (h *host) CompareTo(rhs *host) int {
 	m := min(len(h.NonDigits), len(rhs.NonDigits))
 	for i := 0; i < m; i++ {
 		if h.NonDigits[i] < rhs.NonDigits[i] {
-			return true
+			return -1
 		}
 		if h.NonDigits[i] > rhs.NonDigits[i] {
-			return false
+			return 1
 		}
 	}
 	if len(h.NonDigits) < len(rhs.NonDigits) {
-		return true
+		return -1
 	}
 	if len(h.NonDigits) > len(rhs.NonDigits) {
-		return false
+		return 1
 	}
 
 	m = min(len(h.Digits), len(rhs.Digits))
 	for i := m - 1; i >= 0; i-- {
 		if h.Digits[i].Digit < rhs.Digits[i].Digit {
-			return true
+			return -1
 		}
 		if h.Digits[i].Digit > rhs.Digits[i].Digit {
-			return false
+			return 1
 		}
 		if h.Digits[i].Value < rhs.Digits[i].Value {
-			return true
+			return -1
 		}
 		if h.Digits[i].Value > rhs.Digits[i].Value {
-			return false
+			return 1
 		}
 	}
-	if len(h.Digits) < len(rhs.Digits) {
-		return true
-	}
-	return false
+	return len(h.Digits) - len(rhs.Digits)
 }
 
 func isDigit(c rune) bool {