diff --git a/aleksis/apps/untis/forms.py b/aleksis/apps/untis/forms.py
index 28cff78cacb677cce0106671a62d1ac9e6a97df0..af3c2e53155b7c94a16d5ec01f4a136e03a63ec4 100644
--- a/aleksis/apps/untis/forms.py
+++ b/aleksis/apps/untis/forms.py
@@ -11,23 +11,4 @@ class UntisUploadForm(forms.Form):
     untis_xml = forms.FileField(label=_("Untis XML export"))
 
 
-class GroupSubjectForm(forms.ModelForm):
-    child_groups = forms.ModelMultipleChoiceField(queryset=Group.objects.all())
-
-    class Meta:
-        model = Group
-        fields = [
-            "name",
-            "short_name",
-            "untis_subject",
-        ]
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.fields["name"].widget = forms.HiddenInput()
-        self.fields["short_name"].widget = forms.HiddenInput()
-
-
-GroupSubjectFormset = forms.modelformset_factory(Group, form=GroupSubjectForm, max_num=0, extra=0)
-
 EditGroupForm.add_node_to_layout(Fieldset(_("UNTIS import"), "untis_subject"))
diff --git a/aleksis/apps/untis/model_extensions.py b/aleksis/apps/untis/model_extensions.py
index c5214fb692ce62321c0771531fb9e2fd1d6d7441..0e3088ba5c3beea13299ffd2edc0a47c25595a78 100644
--- a/aleksis/apps/untis/model_extensions.py
+++ b/aleksis/apps/untis/model_extensions.py
@@ -12,18 +12,6 @@ core_models.Group.field(
     import_ref_untis=IntegerField(verbose_name=_("UNTIS import reference"), null=True, blank=True)
 )
 
-core_models.Group.field(
-    untis_subject=CharField(
-        verbose_name=_("UNTIS subject"),
-        help_text=_(
-            "The UNTIS import will use this for matching course groups"
-            "(along with parent groups)."
-        ),
-        blank=True,
-        max_length=255,
-    )
-)
-
 # Chronos models
 chronos_models.Subject.field(
     import_ref_untis=IntegerField(verbose_name=_("UNTIS import reference"), null=True, blank=True)
diff --git a/aleksis/apps/untis/templates/untis/groups_subjects.html b/aleksis/apps/untis/templates/untis/groups_subjects.html
deleted file mode 100644
index 7f58b1ac4ae69050e8bf9c89283404aff0946293..0000000000000000000000000000000000000000
--- a/aleksis/apps/untis/templates/untis/groups_subjects.html
+++ /dev/null
@@ -1,69 +0,0 @@
-{# -*- engine:django -*- #}
-
-{% extends "core/base.html" %}
-
-{% load i18n %}
-
-{% block browser_title %}{% blocktrans %}Assign subjects to groups{% endblocktrans %}{% endblock %}
-{% block page_title %}
-  {% blocktrans %}Assign subjects to groups{% endblocktrans %}
-{% endblock %}
-
-
-{% block content %}
-  <div class="alert info">
-    <p>
-      <i class="material-icons left">info</i>
-      {% blocktrans %}
-        You can use this form to assign subjects to groups. Please enter the exact names of the subjects as they are
-        saved in UNTIS (case-insensitive). These values are only used to match course groups while importing from MySQL.
-      {% endblocktrans %}
-    </p>
-  </div>
-
-  <div class="alert warning">
-    <p>
-      <i class="material-icons left">warning</i>
-      {% blocktrans %}
-        If there are more than 100 groups, this table will have multiple pages. That means that you must save your
-        changes on every page. <strong>Please don't change the page before you saved your changes!</strong>
-      {% endblocktrans %}
-    </p>
-  </div>
-
-  <form method="post">
-    {% csrf_token %}
-    {{ formset.management_form }}
-
-    {% include "core/save_button.html" %}
-
-    {% include "components/pagination.html" %}
-
-    <table>
-      <tr>
-        <th>{% blocktrans %}Group{% endblocktrans %}</th>
-        <th>{% blocktrans %}Subject{% endblocktrans %}</th>
-      </tr>
-      {% for form in formset %}
-        {{ form.id }}
-        <tr>
-          <td>
-            {{ form.name }} {{ form.short_name }}
-            {{ form.name.value }} {% if form.short_name.value %}({{ form.short_name.value }}){% endif %}
-          </td>
-          <td>{{ form.untis_subject }}</td>
-        </tr>
-      {% endfor %}
-    </table>
-
-    {% include "components/pagination.html" %}
-
-    {% include "core/save_button.html" %}
-
-    <div class="fixed-action-btn">
-      <button class="btn-floating btn-large green" type="submit">
-        <i class="large material-icons">save</i>
-      </button>
-    </div>
-  </form>
-{% endblock %}
diff --git a/aleksis/apps/untis/urls.py b/aleksis/apps/untis/urls.py
index db389b6ac1056d854064d4d517c5668b8dd8417f..1a5119ea3c6195ab915588b2e3fd684891294b0b 100644
--- a/aleksis/apps/untis/urls.py
+++ b/aleksis/apps/untis/urls.py
@@ -4,5 +4,4 @@ from . import views
 
 urlpatterns = [
     path("import/xml/", views.xml_import, name="untis_xml_import"),
-    path("groups_subjects", views.groups_subjects, name="untis_groups_subjects"),
 ]
diff --git a/aleksis/apps/untis/views.py b/aleksis/apps/untis/views.py
index e7952266ff4bb885df60cbf9b8d8c7ee982d3bc8..48157659a8ef0c2af2ae24a2ae5515956148ee9b 100644
--- a/aleksis/apps/untis/views.py
+++ b/aleksis/apps/untis/views.py
@@ -1,14 +1,10 @@
-from django.contrib import messages
-from django.core.paginator import Paginator
 from django.http import HttpRequest, HttpResponse
 from django.shortcuts import render
-from django.utils.translation import gettext as _
 
 from rules.contrib.views import permission_required
 
-from aleksis.core.models import Group
 
-from .forms import GroupSubjectFormset, UntisUploadForm
+from .forms import UntisUploadForm
 from .util.xml.xml import untis_import_xml
 
 
@@ -27,32 +23,3 @@ def xml_import(request: HttpRequest) -> HttpResponse:
     context["upload_form"] = upload_form
 
     return render(request, "untis/xml_import.html", context)
-
-
-@permission_required("untis.assign_subjects_to_groups")
-def groups_subjects(request: HttpRequest) -> HttpResponse:
-    """Assign subjects to groups (for matching by MySQL importer)."""
-    context = {}
-
-    groups_qs = Group.objects.all()
-
-    # Paginate
-    paginator = Paginator(groups_qs, 100)
-    page_number = request.GET.get("page")
-    page = paginator.get_page(page_number)
-    groups_paged = groups_qs.filter(id__in=[g.id for g in page])
-
-    # Create filtered queryset
-    group_subject_formset = GroupSubjectFormset(request.POST or None, queryset=groups_paged)
-
-    # Check if form is submitted and valid, then save
-    if request.method == "POST":
-        if group_subject_formset.is_valid():
-            group_subject_formset.save()
-            messages.success(request, _("Your changes were successfully saved."))
-
-    context["formset"] = group_subject_formset
-    context["page"] = page
-    context["paginator"] = paginator
-
-    return render(request, "untis/groups_subjects.html", context)