diff --git a/internal/internal_worker_heartbeat.go b/internal/internal_worker_heartbeat.go
index 86c0c35fd..d8f96e1a8 100644
--- a/internal/internal_worker_heartbeat.go
+++ b/internal/internal_worker_heartbeat.go
@@ -167,6 +167,7 @@ func (hw *sharedNamespaceWorker) sendHeartbeats() error {
 
 	_, err := hw.client.recordWorkerHeartbeat(hw.heartbeatCtx, &workflowservice.RecordWorkerHeartbeatRequest{
 		Namespace:       hw.namespace,
+		Identity:        hw.client.identity,
 		WorkerHeartbeat: heartbeats,
 	})