diff --git a/go.mod b/go.mod
index 5d8b0884..def3f2ca 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,6 @@ module github.com/free5gc/amf
 go 1.17
 
 require (
-	git.cs.nctu.edu.tw/calee/sctp v1.1.0
 	github.com/antihax/optional v1.0.0
 	github.com/asaskevich/govalidator v0.0.0-20210307081110-f21760c49a8d
 	github.com/davecgh/go-spew v1.1.1
@@ -31,6 +30,7 @@ require (
 	github.com/bytedance/sonic v1.9.1 // indirect
 	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d // indirect
+	github.com/free5gc/sctp v0.0.0-20231121085449-400a702ea7f9 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
diff --git a/go.sum b/go.sum
index 18d56269..75e55f64 100644
--- a/go.sum
+++ b/go.sum
@@ -31,8 +31,6 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-git.cs.nctu.edu.tw/calee/sctp v1.1.0 h1:caiPJ0g2sH1QmDkC7x2yklKrc01Fuo1rqYW68Tq4mU0=
-git.cs.nctu.edu.tw/calee/sctp v1.1.0/go.mod h1:NeOuBXO1iJBtldmNhkfSH8yFbnxlhI8eEJdUd7DZvws=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/aead/cmac v0.0.0-20160719120800-7af84192f0b1 h1:+JkXLHME8vLJafGhOH4aoV2Iu8bR55nU6iKMVfYVLjY=
@@ -74,6 +72,10 @@ github.com/free5gc/ngap v1.0.7-0.20230614061954-9c128114ab1f/go.mod h1:lKA1sLTYM
 github.com/free5gc/openapi v1.0.6/go.mod h1:iw/N0E+FlX44EEx24IBi2EdZW8v+bkj3ETWPGnlK9DI=
 github.com/free5gc/openapi v1.0.7-0.20230802173229-2b3ded4db293 h1:BSIvKCYu7646sE8J9R1L8v2R435otUik3wOFN33csfs=
 github.com/free5gc/openapi v1.0.7-0.20230802173229-2b3ded4db293/go.mod h1:iw/N0E+FlX44EEx24IBi2EdZW8v+bkj3ETWPGnlK9DI=
+github.com/free5gc/sctp v0.0.0-20231121085449-400a702ea7f9 h1:L02UI8oODfXgH1fGzWWuWF4zyze4IScEFm20q3PKZdE=
+github.com/free5gc/sctp v0.0.0-20231121085449-400a702ea7f9/go.mod h1:Nr81VlvMkBHZsCbWPXjosBh+SWLdeEyz8o0OrS110Ic=
+github.com/free5gc/sctp v1.1.0 h1:caiPJ0g2sH1QmDkC7x2yklKrc01Fuo1rqYW68Tq4mU0=
+github.com/free5gc/sctp v1.1.0/go.mod h1:NeOuBXO1iJBtldmNhkfSH8yFbnxlhI8eEJdUd7DZvws=
 github.com/free5gc/util v1.0.5-0.20231001095115-433858e5be94 h1:tNylIqH/m5Kq+3KuC+jjXGl06Y6EmM8yq61ZUgNrPBY=
 github.com/free5gc/util v1.0.5-0.20231001095115-433858e5be94/go.mod h1:aMszJZbCkcg5xaGgzya+55jz+OPMsJqPLq5Z3fWDFPE=
 github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
diff --git a/internal/ngap/dispatcher.go b/internal/ngap/dispatcher.go
index 8cd415d1..803a12f5 100644
--- a/internal/ngap/dispatcher.go
+++ b/internal/ngap/dispatcher.go
@@ -3,11 +3,10 @@ package ngap
 import (
 	"net"
 
-	"git.cs.nctu.edu.tw/calee/sctp"
-
 	"github.com/free5gc/amf/internal/context"
 	"github.com/free5gc/amf/internal/logger"
 	"github.com/free5gc/ngap"
+	"github.com/free5gc/sctp"
 )
 
 func Dispatch(conn net.Conn, msg []byte) {
diff --git a/internal/ngap/message/send_test.go.test b/internal/ngap/message/send_test.go.test
index 99ebf59a..aa24fcf4 100644
--- a/internal/ngap/message/send_test.go.test
+++ b/internal/ngap/message/send_test.go.test
@@ -25,7 +25,7 @@ import (
 	"testing"
 	"time"
 
-	"git.cs.nctu.edu.tw/calee/sctp"
+	"github.com/free5gc/sctp"
 )
 
 var ran *context.AmfRan
diff --git a/internal/ngap/service/service.go b/internal/ngap/service/service.go
index c01d61b0..0a33f17b 100644
--- a/internal/ngap/service/service.go
+++ b/internal/ngap/service/service.go
@@ -8,11 +8,10 @@ import (
 	"sync"
 	"syscall"
 
-	"git.cs.nctu.edu.tw/calee/sctp"
-
 	"github.com/free5gc/amf/internal/logger"
 	"github.com/free5gc/amf/pkg/factory"
 	"github.com/free5gc/ngap"
+	"github.com/free5gc/sctp"
 )
 
 type NGAPHandler struct {