diff --git a/client/lib/rendezvous.go b/client/lib/rendezvous.go
index 2702d4e..37ade35 100644
--- a/client/lib/rendezvous.go
+++ b/client/lib/rendezvous.go
@@ -17,6 +17,7 @@ import (
 	"net/http"
 	"net/url"
 	"sync"
+	"time"
 
 	"git.torproject.org/pluggable-transports/snowflake.git/common/nat"
 	"git.torproject.org/pluggable-transports/snowflake.git/common/util"
@@ -48,6 +49,7 @@ type BrokerChannel struct {
 func CreateBrokerTransport() http.RoundTripper {
 	transport := http.DefaultTransport.(*http.Transport)
 	transport.Proxy = nil
+	transport.ResponseHeaderTimeout = 15 * time.Second
 	return transport
 }
 
diff --git a/proxy/snowflake.go b/proxy/snowflake.go
index 464fbb0..b880b36 100644
--- a/proxy/snowflake.go
+++ b/proxy/snowflake.go
@@ -481,6 +481,7 @@ func main() {
 	}
 
 	broker.transport = http.DefaultTransport.(*http.Transport)
+	broker.transport.(*http.Transport).ResponseHeaderTimeout = 15 * time.Second
 	config = webrtc.Configuration{
 		ICEServers: []webrtc.ICEServer{
 			{