diff --git a/project/__init__.py b/project/__init__.py
index cc167cf..d7e5e17 100644
--- a/project/__init__.py
+++ b/project/__init__.py
@@ -65,7 +65,7 @@ app.config.update(
             plugins=[marshmallow_plugin],
             openapi_version="2.0",
             info=dict(
-                description="This API provides endpoints to interact with the Oveda data. At the moment, there is no authorization neeeded."
+                description="This API provides endpoints to interact with the Oveda data. At the moment, there is no authorization needed."
             ),
         ),
     }
diff --git a/project/views/admin_unit_member.py b/project/views/admin_unit_member.py
index 39e798d..b65ca31 100644
--- a/project/views/admin_unit_member.py
+++ b/project/views/admin_unit_member.py
@@ -11,6 +11,7 @@ from project.views.utils import (
     permission_missing,
     handleSqlError,
     flash_errors,
+    non_match_for_deletion,
 )
 from project.access import has_access
 from project.services.admin_unit import add_roles_to_admin_unit_member
@@ -63,7 +64,7 @@ def manage_admin_unit_member_delete(id):
     form = DeleteAdminUnitMemberForm()
 
     if form.validate_on_submit():
-        if form.email.data != member.user.email:
+        if non_match_for_deletion(form.email.data, member.user.email):
             flash(gettext("Entered email does not match member email"), "danger")
         else:
             try:
diff --git a/project/views/admin_unit_member_invitation.py b/project/views/admin_unit_member_invitation.py
index 063c818..ba3bf33 100644
--- a/project/views/admin_unit_member_invitation.py
+++ b/project/views/admin_unit_member_invitation.py
@@ -13,6 +13,7 @@ from project.views.utils import (
     send_mail,
     handleSqlError,
     flash_errors,
+    non_match_for_deletion,
 )
 from project.access import get_admin_unit_for_manage_or_404, has_access
 from project.services.admin_unit import add_user_to_admin_unit_with_roles
@@ -111,7 +112,7 @@ def manage_admin_unit_invitation_delete(id):
     form = DeleteAdminUnitInvitationForm()
 
     if form.validate_on_submit():
-        if form.email.data != invitation.email:
+        if non_match_for_deletion(form.email.data, invitation.email):
             flash(gettext("Entered email does not match invitation email"), "danger")
         else:
             try:
diff --git a/project/views/event.py b/project/views/event.py
index fe3b641..5f1a256 100644
--- a/project/views/event.py
+++ b/project/views/event.py
@@ -27,6 +27,7 @@ from project.views.utils import (
     handleSqlError,
     flash_message,
     send_mail,
+    non_match_for_deletion,
 )
 from project.utils import get_event_category_name
 from project.services.event import (
@@ -179,7 +180,7 @@ def event_delete(event_id):
     form = DeleteEventForm()
 
     if form.validate_on_submit():
-        if form.name.data != event.name:
+        if non_match_for_deletion(form.name.data, event.name):
             flash(gettext("Entered name does not match event name"), "danger")
         else:
             try:
diff --git a/project/views/event_place.py b/project/views/event_place.py
index c5a949c..9359b5b 100644
--- a/project/views/event_place.py
+++ b/project/views/event_place.py
@@ -12,6 +12,7 @@ from project.forms.event_place import (
 from project.views.utils import (
     flash_errors,
     handleSqlError,
+    non_match_for_deletion,
 )
 from sqlalchemy.exc import SQLAlchemyError
 
@@ -79,7 +80,7 @@ def event_place_delete(id):
     form = DeleteEventPlaceForm()
 
     if form.validate_on_submit():
-        if form.name.data != place.name:
+        if non_match_for_deletion(form.name.data, place.name):
             flash(gettext("Entered name does not match place name"), "danger")
         else:
             try:
diff --git a/project/views/organizer.py b/project/views/organizer.py
index 30f3113..586c27e 100644
--- a/project/views/organizer.py
+++ b/project/views/organizer.py
@@ -12,6 +12,7 @@ from project.forms.organizer import (
 from project.views.utils import (
     flash_errors,
     handleSqlError,
+    non_match_for_deletion,
 )
 from sqlalchemy.exc import SQLAlchemyError
 
@@ -79,7 +80,7 @@ def organizer_delete(id):
     form = DeleteOrganizerForm()
 
     if form.validate_on_submit():
-        if form.name.data != organizer.name:
+        if non_match_for_deletion(form.name.data, organizer.name):
             flash(gettext("Entered name does not match organizer name"), "danger")
         else:
             try:
diff --git a/project/views/reference.py b/project/views/reference.py
index a9f7ee7..c90c54e 100644
--- a/project/views/reference.py
+++ b/project/views/reference.py
@@ -1,5 +1,10 @@
 from project import app, db
-from project.views.utils import get_pagination_urls, flash_errors, handleSqlError
+from project.views.utils import (
+    get_pagination_urls,
+    flash_errors,
+    handleSqlError,
+    non_match_for_deletion,
+)
 from project.access import (
     get_admin_unit_for_manage_or_404,
     get_admin_units_for_event_reference,
@@ -148,7 +153,7 @@ def reference_delete(id):
     form = DeleteReferenceForm()
 
     if form.validate_on_submit():
-        if form.name.data != reference.event.name:
+        if non_match_for_deletion(form.name.data, reference.event.name):
             flash(gettext("Entered name does not match event name"), "danger")
         else:
             try:
diff --git a/project/views/utils.py b/project/views/utils.py
index 53ac1b1..733f69d 100644
--- a/project/views/utils.py
+++ b/project/views/utils.py
@@ -86,3 +86,7 @@ def send_mails(recipients, subject, template, **context):
         return
 
     mail.send(msg)
+
+
+def non_match_for_deletion(str1: str, str2: str) -> bool:
+    return str1 != str2 and str1.casefold() != str2.casefold()
diff --git a/tests/views/test_admin_unit_member.py b/tests/views/test_admin_unit_member.py
index 7a12410..25fc2ce 100644
--- a/tests/views/test_admin_unit_member.py
+++ b/tests/views/test_admin_unit_member.py
@@ -78,7 +78,7 @@ def test_delete(client, app, utils, seeder):
             url,
             data={
                 "csrf_token": utils.get_csrf(response),
-                "email": "test@test.de",
+                "email": "Test@test.de",
                 "submit": "Submit",
             },
         )