diff --git a/src/entity/emr/emr_registration_outpatient.ts b/src/entity/emr/emr_registration_outpatient.ts
index 31d2fbe..cbb5f1b 100644
--- a/src/entity/emr/emr_registration_outpatient.ts
+++ b/src/entity/emr/emr_registration_outpatient.ts
@@ -38,6 +38,9 @@ export class EmrRegistrationOutpatient {
     @JoinColumn()
     guarantor: PatientGuarantor;
 
+    @Column({ nullable: true, length: 64 })
+    room_number: string;
+
     @ManyToOne(() => Room, { onDelete: "NO ACTION" })
     @JoinColumn()
     room: Room;