diff --git a/testbed/datareceivers/zipkin.go b/testbed/datareceivers/zipkin.go
index 0b60098e30fa..504302537e4d 100644
--- a/testbed/datareceivers/zipkin.go
+++ b/testbed/datareceivers/zipkin.go
@@ -31,7 +31,7 @@ func NewZipkinDataReceiver(port int) testbed.DataReceiver {
 func (zr *zipkinDataReceiver) Start(tc consumer.Traces, _ consumer.Metrics, _ consumer.Logs) error {
 	factory := zipkinreceiver.NewFactory()
 	cfg := factory.CreateDefaultConfig().(*zipkinreceiver.Config)
-	cfg.Endpoint = fmt.Sprintf("127.0.0.1:%d", zr.Port)
+	cfg.Protocols.HTTP.Endpoint = fmt.Sprintf("127.0.0.1:%d", zr.Port)
 
 	set := receivertest.NewNopSettings()
 	var err error