diff --git a/goutils b/goutils
index 01cd6d40..0b0fa3a0 160000
--- a/goutils
+++ b/goutils
@@ -1 +1 @@
-Subproject commit 01cd6d408cf66c6abb9bfbda54e8b6e8dd12bc1a
+Subproject commit 0b0fa3a059eca0a9d2cc3451f7062d560a786896
diff --git a/internal/auth/utils.go b/internal/auth/utils.go
index ae90e6df..df2d4c0e 100644
--- a/internal/auth/utils.go
+++ b/internal/auth/utils.go
@@ -8,7 +8,6 @@ import (
 	"time"
 
 	"github.com/yusing/godoxy/internal/common"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 var (
@@ -70,12 +69,12 @@ func cookieDomain(r *http.Request) string {
 		}
 	}
 
-	parts := strutils.SplitRune(reqHost, '.')
+	parts := strings.Split(reqHost, ".")
 	if len(parts) < 2 {
 		return ""
 	}
 	parts[0] = ""
-	return strutils.JoinRune(parts, '.')
+	return strings.Join(parts, ".")
 }
 
 func SetTokenCookie(w http.ResponseWriter, r *http.Request, name, value string, ttl time.Duration) {
diff --git a/internal/docker/container_helper.go b/internal/docker/container_helper.go
index 171e55e7..f017792a 100644
--- a/internal/docker/container_helper.go
+++ b/internal/docker/container_helper.go
@@ -46,8 +46,8 @@ func (c containerHelper) getMounts() *ordered.Map[string, string] {
 }
 
 func (c containerHelper) parseImage() *types.ContainerImage {
-	colonSep := strutils.SplitRune(c.Image, ':')
-	slashSep := strutils.SplitRune(colonSep[0], '/')
+	colonSep := strings.Split(c.Image, ":")
+	slashSep := strings.Split(colonSep[0], "/")
 	_, sha256, _ := strings.Cut(c.ImageID, ":")
 	im := &types.ContainerImage{
 		SHA256:  sha256,
diff --git a/internal/docker/label.go b/internal/docker/label.go
index d5800ca5..73df326c 100644
--- a/internal/docker/label.go
+++ b/internal/docker/label.go
@@ -9,7 +9,6 @@ import (
 	"github.com/goccy/go-yaml"
 	"github.com/yusing/godoxy/internal/types"
 	gperr "github.com/yusing/goutils/errs"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 var ErrInvalidLabel = errors.New("invalid label")
@@ -31,7 +30,7 @@ func ParseLabels(labels map[string]string, aliases ...string) (types.LabelMap, e
 	ExpandWildcard(labels, aliases...)
 
 	for lbl, value := range labels {
-		parts := strutils.SplitRune(lbl, '.')
+		parts := strings.Split(lbl, ".")
 		if parts[0] != NSProxy {
 			continue
 		}
diff --git a/internal/health/monitor/monitor.go b/internal/health/monitor/monitor.go
index 13213bb7..b16bab7c 100644
--- a/internal/health/monitor/monitor.go
+++ b/internal/health/monitor/monitor.go
@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"math/rand"
 	"net/url"
+	"strings"
 	"sync/atomic"
 	"time"
 
@@ -199,7 +200,7 @@ func (mon *monitor) Detail() string {
 
 // Name implements HealthMonitor.
 func (mon *monitor) Name() string {
-	parts := strutils.SplitRune(mon.service, '/')
+	parts := strings.Split(mon.service, "/")
 	return parts[len(parts)-1]
 }
 
diff --git a/internal/logging/accesslog/filter.go b/internal/logging/accesslog/filter.go
index d77d3b84..e3c8fe14 100644
--- a/internal/logging/accesslog/filter.go
+++ b/internal/logging/accesslog/filter.go
@@ -8,7 +8,6 @@ import (
 	"strings"
 
 	nettypes "github.com/yusing/godoxy/internal/net/types"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 type (
@@ -54,7 +53,7 @@ func (method HTTPMethod) Fulfill(req *http.Request, res *http.Response) bool {
 
 // Parse implements strutils.Parser.
 func (k *HTTPHeader) Parse(v string) error {
-	split := strutils.SplitRune(v, '=')
+	split := strings.Split(v, "=")
 	switch len(split) {
 	case 1:
 		split = append(split, "")
diff --git a/internal/logging/accesslog/retention.go b/internal/logging/accesslog/retention.go
index 7033d61f..fdec969a 100644
--- a/internal/logging/accesslog/retention.go
+++ b/internal/logging/accesslog/retention.go
@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
+	"strings"
 
 	strutils "github.com/yusing/goutils/strings"
 )
@@ -32,7 +33,7 @@ var defaultChunkSize = 32 * kilobyte
 //
 // Parse implements strutils.Parser.
 func (r *Retention) Parse(v string) (err error) {
-	split := strutils.SplitSpace(v)
+	split := strings.Fields(v)
 	if len(split) != 2 {
 		return fmt.Errorf("%w: %s", ErrInvalidSyntax, v)
 	}
diff --git a/internal/logging/accesslog/status_code_range.go b/internal/logging/accesslog/status_code_range.go
index 45341df5..e1e11c61 100644
--- a/internal/logging/accesslog/status_code_range.go
+++ b/internal/logging/accesslog/status_code_range.go
@@ -4,9 +4,9 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
+	"strings"
 
 	gperr "github.com/yusing/goutils/errs"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 type StatusCodeRange struct {
@@ -22,7 +22,7 @@ func (r *StatusCodeRange) Includes(code int) bool {
 
 // Parse implements strutils.Parser.
 func (r *StatusCodeRange) Parse(v string) error {
-	split := strutils.SplitRune(v, '-')
+	split := strings.Split(v, "-")
 	switch len(split) {
 	case 1:
 		start, err := strconv.Atoi(split[0])
diff --git a/internal/route/types/port.go b/internal/route/types/port.go
index eb4382ed..a50a545f 100644
--- a/internal/route/types/port.go
+++ b/internal/route/types/port.go
@@ -3,9 +3,9 @@ package route
 import (
 	"errors"
 	"strconv"
+	"strings"
 
 	gperr "github.com/yusing/goutils/errs"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 type Port struct {
@@ -20,7 +20,7 @@ var (
 
 // Parse implements strutils.Parser.
 func (p *Port) Parse(v string) (err error) {
-	parts := strutils.SplitRune(v, ':')
+	parts := strings.Split(v, ":")
 	switch len(parts) {
 	case 1:
 		p.Listening = 0