diff --git a/aleksis/core/migrations/0021_alter_group_school_term.py b/aleksis/core/migrations/0021_alter_group_school_term.py
new file mode 100644
index 0000000000000000000000000000000000000000..c752c335dcc448675c94be72de9c74d468aab6f6
--- /dev/null
+++ b/aleksis/core/migrations/0021_alter_group_school_term.py
@@ -0,0 +1,19 @@
+# Generated by Django 3.2.4 on 2021-07-29 11:22
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0020_pdf_file_person_optional'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='group',
+            name='school_term',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='+', to='core.schoolterm', verbose_name='Zugeordnetes Schuljahr'),
+        ),
+    ]
diff --git a/aleksis/core/migrations/0029_merge_20211220_1136.py b/aleksis/core/migrations/0029_merge_20211220_1136.py
new file mode 100644
index 0000000000000000000000000000000000000000..c14f838022b5cc3e4cc139eb0226a87efc113c55
--- /dev/null
+++ b/aleksis/core/migrations/0029_merge_20211220_1136.py
@@ -0,0 +1,14 @@
+# Generated by Django 3.2.10 on 2021-12-20 10:36
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0021_alter_group_school_term'),
+        ('core', '0028_char_field_not_null'),
+    ]
+
+    operations = [
+    ]
diff --git a/aleksis/core/static/js/main.js b/aleksis/core/static/js/main.js
index 3446224fe16750e24405b6b5ed40ca6ca6afa5f9..119103b5ea3885f290410a42758a5f672caffdc4 100644
--- a/aleksis/core/static/js/main.js
+++ b/aleksis/core/static/js/main.js
@@ -20,7 +20,7 @@ function initDatePicker(sel) {
         // Set monday as first day of week
         firstDay: get_format('FIRST_DAY_OF_WEEK'),
         autoClose: true,
-        yearRange: [1900, 2100],
+        yearRange: [new Date().getFullYear() - 100, new Date().getFullYear() + 100],
     });
     el.datepicker("setDate", $(sel).val());
     return el;
diff --git a/dump.rdb b/dump.rdb
new file mode 100644
index 0000000000000000000000000000000000000000..8038c766b9f5634d024a8c6a715eb9af261a4571
Binary files /dev/null and b/dump.rdb differ