diff --git a/lib/server.js b/lib/server.js
index <HASH>..<HASH> 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -141,7 +141,7 @@ function Server(originalCommand, configPath, baseDir, listenPort, controlPath) {
         self._app.models.ServiceInstance.upsert({
           id: 1,
           processes: req.workers.map(function(w) {
-            return {processId: w.pid, workerId: w.id}
+            return {pid: w.pid, workerId: w.id}
           }),
         }, function(err, obj) {
           debug('upsert ServiceInstance: %j', err || obj);
server: ServiceProcess processId rename to pid