diff --git a/server/src/models/Robot.ts b/server/src/models/Robot.ts
index 00294b34..e3a5cae4 100644
--- a/server/src/models/Robot.ts
+++ b/server/src/models/Robot.ts
@@ -19,7 +19,7 @@ interface RobotWorkflow {
 
 interface RobotAttributes {
   id: string;
-  userId: string;
+  userId?: string;
   recording_meta: RobotMeta;
   recording: RobotWorkflow;
   google_sheet_email?: string | null;