diff --git a/src/backend/core/migrations/0001_initial.py b/src/backend/core/migrations/0001_initial.py
index 7066d6e..b098077 100644
--- a/src/backend/core/migrations/0001_initial.py
+++ b/src/backend/core/migrations/0001_initial.py
@@ -24,8 +24,8 @@ class Migration(migrations.Migration):
             name='Team',
             fields=[
                 ('id', models.UUIDField(default=uuid.uuid4, editable=False, help_text='primary key for the record as UUID', primary_key=True, serialize=False, verbose_name='id')),
-                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created on')),
-                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated on')),
+                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created at')),
+                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated at')),
                 ('name', models.CharField(max_length=100)),
             ],
             options={
@@ -42,8 +42,8 @@ class Migration(migrations.Migration):
                 ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
                 ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
                 ('id', models.UUIDField(default=uuid.uuid4, editable=False, help_text='primary key for the record as UUID', primary_key=True, serialize=False, verbose_name='id')),
-                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created on')),
-                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated on')),
+                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created at')),
+                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated at')),
                 ('email', models.EmailField(blank=True, max_length=254, null=True, unique=True, verbose_name='email address')),
                 ('language', models.CharField(choices="(('en-us', 'English'), ('fr-fr', 'French'))", default='en-us', help_text='The language in which the user wants to see the interface.', max_length=10, verbose_name='language')),
                 ('timezone', timezone_field.fields.TimeZoneField(choices_display='WITH_GMT_OFFSET', default='UTC', help_text='The timezone in which the user wants to see times.', use_pytz=False)),
@@ -66,8 +66,8 @@ class Migration(migrations.Migration):
             name='Contact',
             fields=[
                 ('id', models.UUIDField(default=uuid.uuid4, editable=False, help_text='primary key for the record as UUID', primary_key=True, serialize=False, verbose_name='id')),
-                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created on')),
-                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated on')),
+                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created at')),
+                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated at')),
                 ('full_name', models.CharField(blank=True, max_length=150, null=True, verbose_name='full name')),
                 ('short_name', models.CharField(blank=True, max_length=30, null=True, verbose_name='short name')),
                 ('data', models.JSONField(blank=True, help_text='A JSON object containing the contact information', verbose_name='contact information')),
@@ -90,8 +90,8 @@ class Migration(migrations.Migration):
             name='Identity',
             fields=[
                 ('id', models.UUIDField(default=uuid.uuid4, editable=False, help_text='primary key for the record as UUID', primary_key=True, serialize=False, verbose_name='id')),
-                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created on')),
-                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated on')),
+                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created at')),
+                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated at')),
                 ('sub', models.CharField(help_text='Required. 255 characters or fewer. Letters, numbers, and @/./+/-/_ characters only.', max_length=255, unique=True, validators=[django.core.validators.RegexValidator(message='Enter a valid sub. This value may contain only letters, numbers, and @/./+/-/_ characters.', regex='^[\\w.@+-]+\\Z')], verbose_name='sub')),
                 ('email', models.EmailField(blank=True, max_length=254, null=True, verbose_name='email address')),
                 ('is_main', models.BooleanField(default=False, help_text='Designates whether the email is the main one.', verbose_name='main')),
@@ -108,8 +108,8 @@ class Migration(migrations.Migration):
             name='TeamAccess',
             fields=[
                 ('id', models.UUIDField(default=uuid.uuid4, editable=False, help_text='primary key for the record as UUID', primary_key=True, serialize=False, verbose_name='id')),
-                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created on')),
-                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated on')),
+                ('created_at', models.DateTimeField(auto_now_add=True, help_text='date and time at which a record was created', verbose_name='created at')),
+                ('updated_at', models.DateTimeField(auto_now=True, help_text='date and time at which a record was last updated', verbose_name='updated at')),
                 ('role', models.CharField(choices=[('member', 'Member'), ('administrator', 'Administrator'), ('owner', 'Owner')], default='member', max_length=20)),
                 ('team', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='accesses', to='core.team')),
                 ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='accesses', to=settings.AUTH_USER_MODEL)),
diff --git a/src/backend/core/models.py b/src/backend/core/models.py
index 2c4f756..601f056 100644
--- a/src/backend/core/models.py
+++ b/src/backend/core/models.py
@@ -48,13 +48,13 @@ class BaseModel(models.Model):
         editable=False,
     )
     created_at = models.DateTimeField(
-        verbose_name=_("created on"),
+        verbose_name=_("created at"),
         help_text=_("date and time at which a record was created"),
         auto_now_add=True,
         editable=False,
     )
     updated_at = models.DateTimeField(
-        verbose_name=_("updated on"),
+        verbose_name=_("updated at"),
         help_text=_("date and time at which a record was last updated"),
         auto_now=True,
         editable=False,
diff --git a/src/backend/locale/fr_FR/LC_MESSAGES/django.po b/src/backend/locale/fr_FR/LC_MESSAGES/django.po
index 57f2f0c..2a83832 100644
--- a/src/backend/locale/fr_FR/LC_MESSAGES/django.po
+++ b/src/backend/locale/fr_FR/LC_MESSAGES/django.po
@@ -38,7 +38,7 @@ msgid "primary key for the record as UUID"
 msgstr ""
 
 #: core/models.py:51
-msgid "created on"
+msgid "created at"
 msgstr ""
 
 #: core/models.py:52
@@ -46,7 +46,7 @@ msgid "date and time at which a record was created"
 msgstr ""
 
 #: core/models.py:57
-msgid "updated on"
+msgid "updated at"
 msgstr ""
 
 #: core/models.py:58