diff --git a/src/entity/emr/emr_compounding_medicine.ts b/src/entity/emr/emr_compounding_medicine.ts
index c91c49d..5758886 100644
--- a/src/entity/emr/emr_compounding_medicine.ts
+++ b/src/entity/emr/emr_compounding_medicine.ts
@@ -59,8 +59,7 @@ export class EmrCompoundingMedicine {
     @OneToMany(() => EmrCompoundingMedicineItem, (item) => item.compounding_medicine, { cascade: true })
     items: EmrCompoundingMedicineItem[];
 
-    @Column({ nullable: true, type: "numeric", precision: 15, scale: 2 })
-    unit_price: number;
+    unit_price?: number;
 
     @Column()
     @CreateDateColumn()
diff --git a/src/entity/emr/emr_prescription.ts b/src/entity/emr/emr_prescription.ts
index 19bc82f..90eb407 100644
--- a/src/entity/emr/emr_prescription.ts
+++ b/src/entity/emr/emr_prescription.ts
@@ -57,8 +57,7 @@ export class EmrPrescription {
     @JoinColumn({ name: "room_stock_id" })
     room_stock: RoomStock;
 
-    @Column({ nullable: true, type: "numeric", precision: 15, scale: 2 })
-    unit_price: number;
+    unit_price?: number;
 
     @Column()
     @CreateDateColumn()