diff --git a/client/lib/rendezvous.go b/client/lib/rendezvous.go
index 91ba088..27c0d4f 100644
--- a/client/lib/rendezvous.go
+++ b/client/lib/rendezvous.go
@@ -13,7 +13,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	utls "github.com/refraction-networking/utls"
 
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/certs"
diff --git a/client/lib/rendezvous_test.go b/client/lib/rendezvous_test.go
index 89b437d..17f7cd2 100644
--- a/client/lib/rendezvous_test.go
+++ b/client/lib/rendezvous_test.go
@@ -14,7 +14,7 @@ import (
 	"github.com/aws/aws-sdk-go-v2/service/sqs"
 	"github.com/aws/aws-sdk-go-v2/service/sqs/types"
 	"github.com/golang/mock/gomock"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	. "github.com/smartystreets/goconvey/convey"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/amp"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/messages"
diff --git a/client/lib/snowflake.go b/client/lib/snowflake.go
index 794781a..3feb822 100644
--- a/client/lib/snowflake.go
+++ b/client/lib/snowflake.go
@@ -36,7 +36,7 @@ import (
 	"time"
 
 	"github.com/pion/ice/v2"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	"github.com/xtaci/kcp-go/v5"
 	"github.com/xtaci/smux"
 
diff --git a/client/lib/webrtc.go b/client/lib/webrtc.go
index 39cd6f1..5ac3bb8 100644
--- a/client/lib/webrtc.go
+++ b/client/lib/webrtc.go
@@ -13,7 +13,7 @@ import (
 	"github.com/pion/ice/v2"
 	"github.com/pion/transport/v2"
 	"github.com/pion/transport/v2/stdnet"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/event"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/proxy"
diff --git a/common/event/interface.go b/common/event/interface.go
index f7001ba..6cfe7de 100644
--- a/common/event/interface.go
+++ b/common/event/interface.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/ptutil/safelog"
 )
 
diff --git a/common/util/util.go b/common/util/util.go
index 844ef2f..697561d 100644
--- a/common/util/util.go
+++ b/common/util/util.go
@@ -11,7 +11,7 @@ import (
 
 	"github.com/pion/ice/v2"
 	"github.com/pion/sdp/v3"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	"github.com/realclientip/realclientip-go"
 )
 
diff --git a/go.mod b/go.mod
index afd8b03..6cb4188 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@ require (
 	github.com/pion/sdp/v3 v3.0.9
 	github.com/pion/stun/v3 v3.0.0
 	github.com/pion/transport/v2 v2.2.10
-	github.com/pion/webrtc/v3 v3.3.4
+	github.com/pion/webrtc/v4 v4.0.1
 	github.com/prometheus/client_golang v1.20.5
 	github.com/realclientip/realclientip-go v1.0.0
 	github.com/refraction-networking/utls v1.6.7
@@ -47,7 +47,7 @@ require (
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/cloudflare/circl v1.3.7 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/google/uuid v1.3.1 // indirect
+	github.com/google/uuid v1.6.0 // indirect
 	github.com/gopherjs/gopherjs v1.17.2 // indirect
 	github.com/jtolds/gls v4.20.0+incompatible // indirect
 	github.com/klauspost/compress v1.17.9 // indirect
@@ -55,20 +55,23 @@ require (
 	github.com/klauspost/reedsolomon v1.12.0 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
-	github.com/pion/datachannel v1.5.8 // indirect
+	github.com/pion/datachannel v1.5.9 // indirect
 	github.com/pion/dtls/v2 v2.2.12 // indirect
-	github.com/pion/dtls/v3 v3.0.1 // indirect
-	github.com/pion/interceptor v0.1.29 // indirect
+	github.com/pion/dtls/v3 v3.0.3 // indirect
+	github.com/pion/ice/v4 v4.0.2 // indirect
+	github.com/pion/interceptor v0.1.37 // indirect
 	github.com/pion/logging v0.2.2 // indirect
 	github.com/pion/mdns v0.0.12 // indirect
+	github.com/pion/mdns/v2 v2.0.7 // indirect
 	github.com/pion/randutil v0.1.0 // indirect
 	github.com/pion/rtcp v1.2.14 // indirect
-	github.com/pion/rtp v1.8.7 // indirect
-	github.com/pion/sctp v1.8.19 // indirect
-	github.com/pion/srtp/v2 v2.0.20 // indirect
+	github.com/pion/rtp v1.8.9 // indirect
+	github.com/pion/sctp v1.8.33 // indirect
+	github.com/pion/srtp/v3 v3.0.4 // indirect
 	github.com/pion/stun v0.6.1 // indirect
 	github.com/pion/transport/v3 v3.0.7 // indirect
 	github.com/pion/turn/v2 v2.1.6 // indirect
+	github.com/pion/turn/v4 v4.0.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
diff --git a/go.sum b/go.sum
index 9925670..16feb17 100644
--- a/go.sum
+++ b/go.sum
@@ -64,8 +64,9 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4=
 github.com/google/uuid v1.3.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gopherjs/gopherjs v1.17.2 h1:fQnZVsXk8uxXIStYb0N4bGk7jeyTalG/wsZjQ25dO0g=
 github.com/gopherjs/gopherjs v1.17.2/go.mod h1:pRRIvn/QzFLrKfvEz3qUuEhtE/zLCWfreZ6J5gM2i+k=
@@ -95,41 +96,42 @@ github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
 github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
 github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
-github.com/pion/datachannel v1.5.8 h1:ph1P1NsGkazkjrvyMfhRBUAWMxugJjq2HfQifaOoSNo=
-github.com/pion/datachannel v1.5.8/go.mod h1:PgmdpoaNBLX9HNzNClmdki4DYW5JtI7Yibu8QzbL3tI=
+github.com/pion/datachannel v1.5.9 h1:LpIWAOYPyDrXtU+BW7X0Yt/vGtYxtXQ8ql7dFfYUVZA=
+github.com/pion/datachannel v1.5.9/go.mod h1:kDUuk4CU4Uxp82NH4LQZbISULkX/HtzKa4P7ldf9izE=
 github.com/pion/dtls/v2 v2.2.7/go.mod h1:8WiMkebSHFD0T+dIU+UeBaoV7kDhOW5oDCzZ7WZ/F9s=
 github.com/pion/dtls/v2 v2.2.12 h1:KP7H5/c1EiVAAKUmXyCzPiQe5+bCJrpOeKg/L05dunk=
 github.com/pion/dtls/v2 v2.2.12/go.mod h1:d9SYc9fch0CqK90mRk1dC7AkzzpwJj6u2GU3u+9pqFE=
-github.com/pion/dtls/v3 v3.0.1 h1:0kmoaPYLAo0md/VemjcrAXQiSf8U+tuU3nDYVNpEKaw=
-github.com/pion/dtls/v3 v3.0.1/go.mod h1:dfIXcFkKoujDQ+jtd8M6RgqKK3DuaUilm3YatAbGp5k=
+github.com/pion/dtls/v3 v3.0.3 h1:j5ajZbQwff7Z8k3pE3S+rQ4STvKvXUdKsi/07ka+OWM=
+github.com/pion/dtls/v3 v3.0.3/go.mod h1:weOTUyIV4z0bQaVzKe8kpaP17+us3yAuiQsEAG1STMU=
 github.com/pion/ice/v2 v2.3.36 h1:SopeXiVbbcooUg2EIR8sq4b13RQ8gzrkkldOVg+bBsc=
 github.com/pion/ice/v2 v2.3.36/go.mod h1:mBF7lnigdqgtB+YHkaY/Y6s6tsyRyo4u4rPGRuOjUBQ=
-github.com/pion/interceptor v0.1.29 h1:39fsnlP1U8gw2JzOFWdfCU82vHvhW9o0rZnZF56wF+M=
-github.com/pion/interceptor v0.1.29/go.mod h1:ri+LGNjRUc5xUNtDEPzfdkmSqISixVTBF/z/Zms/6T4=
+github.com/pion/ice/v4 v4.0.2 h1:1JhBRX8iQLi0+TfcavTjPjI6GO41MFn4CeTBX+Y9h5s=
+github.com/pion/ice/v4 v4.0.2/go.mod h1:DCdqyzgtsDNYN6/3U8044j3U7qsJ9KFJC92VnOWHvXg=
+github.com/pion/interceptor v0.1.37 h1:aRA8Zpab/wE7/c0O3fh1PqY0AJI3fCSEM5lRWJVorwI=
+github.com/pion/interceptor v0.1.37/go.mod h1:JzxbJ4umVTlZAf+/utHzNesY8tmRkM2lVmkS82TTj8Y=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
 github.com/pion/logging v0.2.2/go.mod h1:k0/tDVsRCX2Mb2ZEmTqNa7CWsQPc+YYCB7Q+5pahoms=
 github.com/pion/mdns v0.0.12 h1:CiMYlY+O0azojWDmxdNr7ADGrnZ+V6Ilfner+6mSVK8=
 github.com/pion/mdns v0.0.12/go.mod h1:VExJjv8to/6Wqm1FXK+Ii/Z9tsVk/F5sD/N70cnYFbk=
+github.com/pion/mdns/v2 v2.0.7 h1:c9kM8ewCgjslaAmicYMFQIde2H9/lrZpjBkN8VwoVtM=
+github.com/pion/mdns/v2 v2.0.7/go.mod h1:vAdSYNAT0Jy3Ru0zl2YiW3Rm/fJCwIeM0nToenfOJKA=
 github.com/pion/randutil v0.1.0 h1:CFG1UdESneORglEsnimhUjf33Rwjubwj6xfiOXBa3mA=
 github.com/pion/randutil v0.1.0/go.mod h1:XcJrSMMbbMRhASFVOlj/5hQial/Y8oH/HVo7TBZq+j8=
-github.com/pion/rtcp v1.2.12/go.mod h1:sn6qjxvnwyAkkPzPULIbVqSKI5Dv54Rv7VG0kNxh9L4=
 github.com/pion/rtcp v1.2.14 h1:KCkGV3vJ+4DAJmvP0vaQShsb0xkRfWkO540Gy102KyE=
 github.com/pion/rtcp v1.2.14/go.mod h1:sn6qjxvnwyAkkPzPULIbVqSKI5Dv54Rv7VG0kNxh9L4=
-github.com/pion/rtp v1.8.3/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
-github.com/pion/rtp v1.8.7 h1:qslKkG8qxvQ7hqaxkmL7Pl0XcUm+/Er7nMnu6Vq+ZxM=
-github.com/pion/rtp v1.8.7/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
-github.com/pion/sctp v1.8.19 h1:2CYuw+SQ5vkQ9t0HdOPccsCz1GQMDuVy5PglLgKVBW8=
-github.com/pion/sctp v1.8.19/go.mod h1:P6PbDVA++OJMrVNg2AL3XtYHV4uD6dvfyOovCgMs0PE=
+github.com/pion/rtp v1.8.9 h1:E2HX740TZKaqdcPmf4pw6ZZuG8u5RlMMt+l3dxeu6Wk=
+github.com/pion/rtp v1.8.9/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
+github.com/pion/sctp v1.8.33 h1:dSE4wX6uTJBcNm8+YlMg7lw1wqyKHggsP5uKbdj+NZw=
+github.com/pion/sctp v1.8.33/go.mod h1:beTnqSzewI53KWoG3nqB282oDMGrhNxBdb+JZnkCwRM=
 github.com/pion/sdp/v3 v3.0.9 h1:pX++dCHoHUwq43kuwf3PyJfHlwIj4hXA7Vrifiq0IJY=
 github.com/pion/sdp/v3 v3.0.9/go.mod h1:B5xmvENq5IXJimIO4zfp6LAe1fD9N+kFv+V/1lOdz8M=
-github.com/pion/srtp/v2 v2.0.20 h1:HNNny4s+OUmG280ETrCdgFndp4ufx3/uy85EawYEhTk=
-github.com/pion/srtp/v2 v2.0.20/go.mod h1:0KJQjA99A6/a0DOVTu1PhDSw0CXF2jTkqOoMg3ODqdA=
+github.com/pion/srtp/v3 v3.0.4 h1:2Z6vDVxzrX3UHEgrUyIGM4rRouoC7v+NiF1IHtp9B5M=
+github.com/pion/srtp/v3 v3.0.4/go.mod h1:1Jx3FwDoxpRaTh1oRV8A/6G1BnFL+QI82eK4ms8EEJQ=
 github.com/pion/stun v0.6.1 h1:8lp6YejULeHBF8NmV8e2787BogQhduZugh5PdhDyyN4=
 github.com/pion/stun v0.6.1/go.mod h1:/hO7APkX4hZKu/D0f2lHzNyvdkTGtIy3NDmLR7kSz/8=
 github.com/pion/stun/v3 v3.0.0 h1:4h1gwhWLWuZWOJIJR9s2ferRO+W3zA/b6ijOI6mKzUw=
 github.com/pion/stun/v3 v3.0.0/go.mod h1:HvCN8txt8mwi4FBvS3EmDghW6aQJ24T+y+1TKjB5jyU=
 github.com/pion/transport/v2 v2.2.1/go.mod h1:cXXWavvCnFF6McHTft3DWS9iic2Mftcz1Aq29pGcU5g=
-github.com/pion/transport/v2 v2.2.3/go.mod h1:q2U/tf9FEfnSBGSW6w5Qp5PFWRLRj3NjLhCCgpRK4p0=
 github.com/pion/transport/v2 v2.2.4/go.mod h1:q2U/tf9FEfnSBGSW6w5Qp5PFWRLRj3NjLhCCgpRK4p0=
 github.com/pion/transport/v2 v2.2.10 h1:ucLBLE8nuxiHfvkFKnkDQRYWYfp8ejf4YBOPfaQpw6Q=
 github.com/pion/transport/v2 v2.2.10/go.mod h1:sq1kSLWs+cHW9E+2fJP95QudkzbK7wscs8yYgQToO5E=
@@ -139,8 +141,10 @@ github.com/pion/transport/v3 v3.0.7/go.mod h1:YleKiTZ4vqNxVwh77Z0zytYi7rXHl7j6uP
 github.com/pion/turn/v2 v2.1.3/go.mod h1:huEpByKKHix2/b9kmTAM3YoX6MKP+/D//0ClgUYR2fY=
 github.com/pion/turn/v2 v2.1.6 h1:Xr2niVsiPTB0FPtt+yAWKFUkU1eotQbGgpTIld4x1Gc=
 github.com/pion/turn/v2 v2.1.6/go.mod h1:huEpByKKHix2/b9kmTAM3YoX6MKP+/D//0ClgUYR2fY=
-github.com/pion/webrtc/v3 v3.3.4 h1:v2heQVnXTSqNRXcaFQVOhIOYkLMxOu1iJG8uy1djvkk=
-github.com/pion/webrtc/v3 v3.3.4/go.mod h1:liNa+E1iwyzyXqNUwvoMRNQ10x8h8FOeJKL8RkIbamE=
+github.com/pion/turn/v4 v4.0.0 h1:qxplo3Rxa9Yg1xXDxxH8xaqcyGUtbHYw4QSCvmFWvhM=
+github.com/pion/turn/v4 v4.0.0/go.mod h1:MuPDkm15nYSklKpN8vWJ9W2M0PlyQZqYt1McGuxG7mA=
+github.com/pion/webrtc/v4 v4.0.1 h1:6Unwc6JzoTsjxetcAIoWH81RUM4K5dBc1BbJGcF9WVE=
+github.com/pion/webrtc/v4 v4.0.1/go.mod h1:SfNn8CcFxR6OUVjLXVslAQ3a3994JhyE3Hw1jAuqEto=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
diff --git a/probetest/probetest.go b/probetest/probetest.go
index ee79a01..a293a2a 100644
--- a/probetest/probetest.go
+++ b/probetest/probetest.go
@@ -24,7 +24,7 @@ import (
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/util"
 
 	"github.com/pion/transport/v2/stdnet"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	"golang.org/x/crypto/acme/autocert"
 )
 
diff --git a/proxy/lib/proxy-go_test.go b/proxy/lib/proxy-go_test.go
index 422a374..11096f8 100644
--- a/proxy/lib/proxy-go_test.go
+++ b/proxy/lib/proxy-go_test.go
@@ -10,7 +10,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 	. "github.com/smartystreets/goconvey/convey"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/messages"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/util"
diff --git a/proxy/lib/snowflake.go b/proxy/lib/snowflake.go
index 442e013..a88a611 100644
--- a/proxy/lib/snowflake.go
+++ b/proxy/lib/snowflake.go
@@ -42,7 +42,7 @@ import (
 	"github.com/gorilla/websocket"
 	"github.com/pion/ice/v2"
 	"github.com/pion/transport/v2/stdnet"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/event"
 	"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/messages"
diff --git a/proxy/lib/webrtcconn.go b/proxy/lib/webrtcconn.go
index 9ad88b5..83eaf5a 100644
--- a/proxy/lib/webrtcconn.go
+++ b/proxy/lib/webrtcconn.go
@@ -13,7 +13,7 @@ import (
 
 	"github.com/pion/ice/v2"
 	"github.com/pion/sdp/v3"
-	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v4"
 )
 
 const maxBufferedAmount uint64 = 512 * 1024 // 512 KB