diff --git a/common/util/util.go b/common/util/util.go
index 3d2acc3..00f7302 100644
--- a/common/util/util.go
+++ b/common/util/util.go
@@ -5,7 +5,8 @@ import (
 	"errors"
 	"net"
 
-	"github.com/pion/sdp/v2"
+	"github.com/pion/ice/v2"
+	"github.com/pion/sdp/v3"
 	"github.com/pion/webrtc/v3"
 )
 
@@ -77,9 +78,9 @@ func StripLocalAddresses(str string) string {
 		attrs := make([]sdp.Attribute, 0)
 		for _, a := range m.Attributes {
 			if a.IsICECandidate() {
-				ice, err := a.ToICECandidate()
-				if err == nil && ice.Typ == "host" {
-					ip := net.ParseIP(ice.Address)
+				c, err := ice.UnmarshalCandidate(a.Value)
+				if err == nil && c.Type() == ice.CandidateTypeHost {
+					ip := net.ParseIP(c.Address())
 					if ip != nil && (IsLocal(ip) || ip.IsUnspecified() || ip.IsLoopback()) {
 						/* no append in this case */
 						continue
diff --git a/go.mod b/go.mod
index 2931be7..a7f9ad2 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,8 @@ go 1.13
 require (
 	git.torproject.org/pluggable-transports/goptlib.git v1.1.0
 	github.com/gorilla/websocket v1.4.1
-	github.com/pion/sdp/v2 v2.3.4
+	github.com/pion/ice/v2 v2.0.14
+	github.com/pion/sdp/v3 v3.0.3
 	github.com/pion/stun v0.3.5
 	github.com/pion/webrtc/v3 v3.0.0
 	github.com/smartystreets/goconvey v1.6.4
diff --git a/go.sum b/go.sum
index 6214f5c..eac95e1 100644
--- a/go.sum
+++ b/go.sum
@@ -66,8 +66,6 @@ github.com/pion/rtp v1.6.2/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko
 github.com/pion/sctp v1.7.10/go.mod h1:EhpTUQu1/lcK3xI+eriS6/96fWetHGCvBi9MSsnaBN0=
 github.com/pion/sctp v1.7.11 h1:UCnj7MsobLKLuP/Hh+JMiI/6W5Bs/VF45lWKgHFjSIE=
 github.com/pion/sctp v1.7.11/go.mod h1:EhpTUQu1/lcK3xI+eriS6/96fWetHGCvBi9MSsnaBN0=
-github.com/pion/sdp/v2 v2.3.4 h1:+f3F5Xl7ynVhc9Il8Dc7BFroYJWG3PMbfWtwFlVI+kg=
-github.com/pion/sdp/v2 v2.3.4/go.mod h1:jccXVYW0fuK6ds2pwKr89SVBDYlCjhgMI6nucl5R5rA=
 github.com/pion/sdp/v3 v3.0.3 h1:gJK9hk+JFD2NGIM1nXmqNCq1DkVaIZ9dlA3u3otnkaw=
 github.com/pion/sdp/v3 v3.0.3/go.mod h1:bNiSknmJE0HYBprTHXKPQ3+JjacTv5uap92ueJZKsRk=
 github.com/pion/srtp/v2 v2.0.0-rc.3 h1:1fPiK1nJlNyh235tSGgBnXrPc99wK1/D707f6ntb3qY=
diff --git a/proxy/snowflake.go b/proxy/snowflake.go
index 78a053d..1bc21ab 100644
--- a/proxy/snowflake.go
+++ b/proxy/snowflake.go
@@ -23,7 +23,8 @@ import (
 	"git.torproject.org/pluggable-transports/snowflake.git/common/util"
 	"git.torproject.org/pluggable-transports/snowflake.git/common/websocketconn"
 	"github.com/gorilla/websocket"
-	"github.com/pion/sdp/v2"
+	"github.com/pion/ice/v2"
+	"github.com/pion/sdp/v3"
 	"github.com/pion/webrtc/v3"
 )
 
@@ -83,9 +84,9 @@ func remoteIPFromSDP(str string) net.IP {
 	for _, m := range desc.MediaDescriptions {
 		for _, a := range m.Attributes {
 			if a.IsICECandidate() {
-				ice, err := a.ToICECandidate()
+				c, err := ice.UnmarshalCandidate(a.Value)
 				if err == nil {
-					ip := net.ParseIP(ice.Address)
+					ip := net.ParseIP(c.Address())
 					if ip != nil && isRemoteAddress(ip) {
 						return ip
 					}