diff --git a/src/entity/emr/emr_registration_inpatient.ts b/src/entity/emr/emr_registration_inpatient.ts
index 489a63f..7f00da4 100644
--- a/src/entity/emr/emr_registration_inpatient.ts
+++ b/src/entity/emr/emr_registration_inpatient.ts
@@ -15,11 +15,11 @@ export class EmrRegistrationInpatient {
 	@PrimaryGeneratedColumn("uuid")
 	id: string;
 
-	@OneToOne(() => EmrRegistration, { onDelete: "CASCADE" })
+	@OneToOne(() => EmrRegistration, { onDelete: "CASCADE", nullable: true })
 	@JoinColumn()
 	registration: EmrRegistration;
 
-	@ManyToOne(() => InpatientRoom, { onDelete: "NO ACTION" })
+	@ManyToOne(() => InpatientRoom, { onDelete: "NO ACTION", nullable: true })
 	@JoinColumn()
 	inpatient_room: InpatientRoom;
 
@@ -27,7 +27,7 @@ export class EmrRegistrationInpatient {
 	@JoinColumn()
 	inpatient_room_bed: InpatientRoomBed | null;
 
-	@ManyToOne(() => EmrPatient, { onDelete: "NO ACTION" })
+	@ManyToOne(() => EmrPatient, { onDelete: "NO ACTION", nullable: true })
 	@JoinColumn()
 	patient: EmrPatient;
 
@@ -37,7 +37,7 @@ export class EmrRegistrationInpatient {
 	@Column({ nullable: true, length: 32 })
 	bed_number: string;
 
-	@Column({ type: "date", nullable: false })
+	@Column({ type: "date", nullable: true })
 	admission_date: Date;
 
 	@Column({ type: "text", nullable: true })