diff --git a/back-end/src/ams/migrations/0003_add_personal_documents_info.py b/back-end/src/ams/migrations/0003_add_personal_documents_info.py
index e9d1a276..6dbfd7d9 100644
--- a/back-end/src/ams/migrations/0003_add_personal_documents_info.py
+++ b/back-end/src/ams/migrations/0003_add_personal_documents_info.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.20 on 2024-01-17 10:02
+# Generated by Django 3.2.20 on 2024-02-14 21:35
 
 from django.db import migrations, models
 import django.db.models.deletion
diff --git a/back-end/src/common/migrations/0004_add_personal_documents_info.py b/back-end/src/common/migrations/0004_add_personal_documents_info.py
index 5d026f8c..91fb9541 100644
--- a/back-end/src/common/migrations/0004_add_personal_documents_info.py
+++ b/back-end/src/common/migrations/0004_add_personal_documents_info.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.20 on 2024-01-17 10:02
+# Generated by Django 3.2.20 on 2024-02-14 21:35
 
 from django.db import migrations, models
 
@@ -14,8 +14,8 @@ class Migration(migrations.Migration):
             name='PersonalDocumentsInfo',
             fields=[
                 ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('tax_id', models.CharField(default='', max_length=13)),
-                ('insurance_number', models.CharField(default='', max_length=14)),
+                ('tax_id', models.CharField(max_length=13)),
+                ('insurance_number', models.CharField(max_length=14)),
             ],
             options={
                 'verbose_name': 'Personal Documents Info',
diff --git a/back-end/src/common/models/personal.py b/back-end/src/common/models/personal.py
index a8c9e246..b1800af5 100644
--- a/back-end/src/common/models/personal.py
+++ b/back-end/src/common/models/personal.py
@@ -90,8 +90,8 @@ class Meta:
 
 
 class PersonalDocumentsInfo(models.Model):
-    tax_id = models.CharField(max_length=13, default="")
-    insurance_number = models.CharField(max_length=14, default="")
+    tax_id = models.CharField(max_length=13, null=False)
+    insurance_number = models.CharField(max_length=14, null=False)
 
     class Meta:
         verbose_name = "Personal Documents Info"
diff --git a/back-end/src/lms/migrations/0008_add_personal_documents_info.py b/back-end/src/lms/migrations/0008_add_personal_documents_info.py
index b97cd725..48e1e060 100644
--- a/back-end/src/lms/migrations/0008_add_personal_documents_info.py
+++ b/back-end/src/lms/migrations/0008_add_personal_documents_info.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.20 on 2024-01-17 10:02
+# Generated by Django 3.2.20 on 2024-02-14 21:35
 
 from django.db import migrations, models
 import django.db.models.deletion