diff --git a/src/entity/cashier/cashier_item.ts b/src/entity/cashier/cashier_item.ts
index 21cfe35..c84c5aa 100644
--- a/src/entity/cashier/cashier_item.ts
+++ b/src/entity/cashier/cashier_item.ts
@@ -118,8 +118,8 @@ export class CashierItem {
 
     @Column({ nullable: true })
     @DeleteDateColumn()
-    deleted_at: Date;
+    deleted_at: Date | null;
 
     @Column({ nullable: true, length: 256 })
-    deleted_by: string;
+    deleted_by: string | null;
 }
\ No newline at end of file
diff --git a/src/entity/emr/emr_doctor_procedure.ts b/src/entity/emr/emr_doctor_procedure.ts
index 18e3096..bbd0afd 100644
--- a/src/entity/emr/emr_doctor_procedure.ts
+++ b/src/entity/emr/emr_doctor_procedure.ts
@@ -52,7 +52,7 @@ export class EmrDoctorProcedure {
 
     @Column({ nullable: true })
     @DeleteDateColumn()
-    deleted_at: Date;
+    deleted_at: Date | null;
 
     @Column({ nullable: true, length: 256 })
     deleted_by: string;