diff --git a/src/entity/request_submission.ts b/src/entity/request_submission.ts
index 2c3ce71..538e6cd 100644
--- a/src/entity/request_submission.ts
+++ b/src/entity/request_submission.ts
@@ -27,6 +27,13 @@ export class RequestSubmission {
   })
   request_order_id: string;
 
+  @Column({
+    nullable: false,
+    type: 'varchar',
+    unique: true,
+  })
+  code_id: string;
+
   @Column({
     nullable: false,
     type: 'date',