diff --git a/aleksis/apps/untis/filters.py b/aleksis/apps/untis/filters.py
deleted file mode 100644
index 6e813e888c548254fc7d153bd641b8c857523293..0000000000000000000000000000000000000000
--- a/aleksis/apps/untis/filters.py
+++ /dev/null
@@ -1,11 +0,0 @@
-from django_filters import FilterSet, CharFilter
-from material import Layout, Row
-
-
-class GroupFilter(FilterSet):
-    name = CharFilter(lookup_expr="icontains")
-    short_name = CharFilter(lookup_expr="icontains")
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.form.layout = Layout(Row("name", "short_name"))
diff --git a/aleksis/apps/untis/forms.py b/aleksis/apps/untis/forms.py
index 8e6eb10466f52e630cb7852f2de9076fe28b56d8..81fc0a57ac0329a84b5bd8967fe5864b0ac16637 100644
--- a/aleksis/apps/untis/forms.py
+++ b/aleksis/apps/untis/forms.py
@@ -34,8 +34,6 @@ GroupSubjectFormset = forms.modelformset_factory(
 )
 
 
-class ChildGroupsForm(forms.Form):
-    child_groups = forms.ModelMultipleChoiceField(queryset=Group.objects.all())
 
 
 if config.UNTIS_IMPORT_MYSQL_USE_COURSE_GROUPS:
diff --git a/aleksis/apps/untis/menus.py b/aleksis/apps/untis/menus.py
index f5755ba41275e7d6f096b29c97f9ffee4730bf5a..e4a817190119561c9c47508261ac2acf53f53ccd 100644
--- a/aleksis/apps/untis/menus.py
+++ b/aleksis/apps/untis/menus.py
@@ -20,14 +20,5 @@ MENUS = {
                 "aleksis.core.util.core_helpers.has_person",
             ],
         },
-        {
-            "name": _("Link child groups to groups (for UNTIS MySQL import)"),
-            "url": "untis_groups_child_groups",
-            "validators": [
-                "menu_generator.validators.is_authenticated",
-                "menu_generator.validators.is_superuser",
-                "aleksis.core.util.core_helpers.has_person",
-            ],
-        },
     ]
 }
diff --git a/aleksis/apps/untis/templates/untis/groups_child_groups.html b/aleksis/apps/untis/templates/untis/groups_child_groups.html
deleted file mode 100644
index 71721c0c67d5078af8a2ee634c43966ba20d990a..0000000000000000000000000000000000000000
--- a/aleksis/apps/untis/templates/untis/groups_child_groups.html
+++ /dev/null
@@ -1,154 +0,0 @@
-{# -*- engine:django -*- #}
-
-{% extends "core/base.html" %}
-
-{% load i18n material_form %}
-
-{% block browser_title %}{% blocktrans %}Assign child groups to groups{% endblocktrans %}{% endblock %}
-{% block page_title %}
-  {% blocktrans %}Assign child groups to groups{% endblocktrans %}
-{% endblock %}
-
-
-{% block content %}
-  {% if not page %}
-    <div class="alert info">
-      <p>
-        <i class="material-icons left">info</i>
-        {% blocktrans %}
-          You can use this to assign child groups to groups. Please use the filters below to select groups you want to
-          change and click at "Next".
-        {% endblocktrans %}
-      </p>
-    </div>
-
-    <form method="get">
-      {% csrf_token %}
-      {% form form=filter.form %}{% endform %}
-
-      <button type="submit" class="btn green waves-effect waves-light">
-        <i class="material-icons left">refresh</i>
-        {% trans "Update selection" %}
-      </button>
-      <a href="{% url "untis_groups_child_groups" %}" class="btn red waves-effect waves-light">
-        <i class="material-icons left">clear</i>
-        {% trans "Clear all filters" %}
-      </a>
-    </form>
-
-    <h5>{% trans "Currently selected groups" %}</h5>
-
-    {% for group in filter.qs %}
-      <div class="chip">
-        {{ group }}
-      </div>
-    {% endfor %}
-
-    {% if filter.qs %}
-      <p>
-      <form method="post">
-        {% csrf_token %}
-        <button class="btn btn-primary waves-effect waves-light" type="submit" name="page" value="1">
-          {% trans "Start assigning child groups for this groups" %}
-          <i class="material-icons right">arrow_forward</i>
-        </button>
-      </form>
-      </p>
-    {% else %}
-      <div class="alert warning">
-        <p>
-          <i class="material-icons left">warning</i>
-          {% blocktrans %}
-            Please select some groups in order to go on with assigning.
-          {% endblocktrans %}
-        </p>
-      </div>
-    {% endif %}
-  {% else %}
-    <form method="post">
-      <input type="hidden" name="old_page" value="{{ page.number }}">
-
-      <p class="flow-text">
-        {% trans "Current group:" %} {{ group }}
-      </p>
-
-      <div class="alert warning">
-        <p>
-          <i class="material-icons left">warning</i>
-          {% blocktrans %}
-            <strong>Please be careful!</strong><br/>
-            If you click on "Back" or "Next" the current group assignments are not saved.
-            If you click on save, you will overwrite all existing child group relations for this group with what you
-            selected on this page.
-          {% endblocktrans %}
-        </p>
-
-      </div>
-
-      <div class="row">
-        <p class="left">
-          {% if page.has_previous %}
-            <button class="btn grey waves-effect waves-light" name="page" value="{{ page.previous_page_number }}">
-              <i class="material-icons left">arrow_back</i>
-              {% trans "Back" %}
-            </button>
-          {% endif %}
-          {% if page.has_next %}
-            <button class="btn grey waves-effect waves-light" type="submit" name="page"
-                    value="{{ page.next_page_number }}">
-              {% trans "Next" %}
-              <i class="material-icons right">arrow_forward</i>
-            </button>
-          {% endif %}
-        </p>
-        <p class="right">
-          <button class="btn green waves-effect waves-light" type="submit" name="save">
-            {% trans "Save" %}
-            <i class="material-icons left">save</i>
-          </button>
-          {% if page.has_next %}
-            <button class="btn green waves-effect waves-light" type="submit" name="save"
-                    value="{{ page.next_page_number }}">
-              {% trans "Save and next" %}
-              <i class="material-icons left">save</i>
-            </button>
-          {% endif %}
-        </p>
-      </div>
-
-
-      {% csrf_token %}
-
-      {% include "components/chips.html" with form_field=form.child_groups %}
-
-      <p class="left">
-        {% if page.has_previous %}
-          <button class="btn grey waves-effect waves-light" name="page" value="{{ page.previous_page_number }}">
-            <i class="material-icons left">arrow_back</i>
-            {% trans "Back" %}
-          </button>
-        {% endif %}
-        {% if page.has_next %}
-          <button class="btn grey waves-effect waves-light" type="submit" name="page"
-                  value="{{ page.next_page_number }}">
-            {% trans "Next" %}
-            <i class="material-icons right">arrow_forward</i>
-          </button>
-        {% endif %}
-      </p>
-      <p class="right">
-        <button class="btn green waves-effect waves-light" type="submit" name="save">
-          {% trans "Save" %}
-          <i class="material-icons left">save</i>
-        </button>
-        {% if page.has_next %}
-          <button class="btn green waves-effect waves-light" type="submit" name="save"
-                  value="{{ page.next_page_number }}">
-            {% trans "Save and next" %}
-            <i class="material-icons left">save</i>
-          </button>
-        {% endif %}
-      </p>
-    </form>
-  {% endif %}
-{% endblock %}
diff --git a/aleksis/apps/untis/urls.py b/aleksis/apps/untis/urls.py
index 328de1e5e75374e97e3c998eed0299504ecd7211..db389b6ac1056d854064d4d517c5668b8dd8417f 100644
--- a/aleksis/apps/untis/urls.py
+++ b/aleksis/apps/untis/urls.py
@@ -5,5 +5,4 @@ from . import views
 urlpatterns = [
     path("import/xml/", views.xml_import, name="untis_xml_import"),
     path("groups_subjects", views.groups_subjects, name="untis_groups_subjects"),
-    path("groups_child_groups", views.groups_child_groups, name="untis_groups_child_groups"),
 ]
diff --git a/aleksis/apps/untis/views.py b/aleksis/apps/untis/views.py
index 597bd3d14051664c51478c7febc7101b6a06f254..d1d86e4e45bedeb7bda92bc078f3a5ed8bc7cc62 100644
--- a/aleksis/apps/untis/views.py
+++ b/aleksis/apps/untis/views.py
@@ -8,8 +8,7 @@ from django.utils.translation import gettext as _
 from aleksis.core.decorators import admin_required
 from aleksis.core.models import Group
 
-from .filters import GroupFilter
-from .forms import UntisUploadForm, GroupSubjectFormset, ChildGroupsForm
+from .forms import UntisUploadForm, GroupSubjectFormset
 from .util.xml.xml import untis_import_xml
 
 
@@ -63,38 +62,3 @@ def groups_subjects(request: HttpRequest) -> HttpResponse:
     return render(request, "untis/groups_subjects.html", context)
 
 
-@admin_required
-def groups_child_groups(request: HttpRequest) -> HttpResponse:
-    """ Assign child groups to groups (for matching by MySQL importer) """
-    context = {}
-
-    # Apply filter
-    filter = GroupFilter(request.GET, queryset=Group.objects.all())
-    context["filter"] = filter
-
-    # Paginate
-    paginator = Paginator(filter.qs, 1)
-    page_number = request.POST.get("page", request.POST.get("old_page"))
-
-    if page_number:
-        page = paginator.get_page(page_number)
-        group = page[0]
-
-        if "save" in request.POST:
-            # Save
-            form = ChildGroupsForm(request.POST)
-            form.is_valid()
-
-            if "child_groups" in form.cleaned_data:
-                group.child_groups.set(form.cleaned_data["child_groups"])
-                group.save()
-                messages.success(request, _("The child groups were successfully saved."))
-        else:
-            # Init form
-            form = ChildGroupsForm(initial={"child_groups": group.child_groups.all()})
-
-        context["paginator"] = paginator
-        context["page"] = page
-        context["group"] = group
-        context["form"] = form
-    return render(request, "untis/groups_child_groups.html", context)