diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index fbb907e4f26a929d8add9e9b2b89dddd9d0c8b29..0e4f9ca666132272b99909514638daac3f9bb7eb 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -18,7 +18,7 @@ Fixed
 ~~~~~
 
 * Correctly update theme colours on change again
-* Show all years between 1900 and 2100 in date pickers
+* Show all years in a 200 year range around the current year in date pickers
 
 `2.3.1`_ – 2021-12-17
 ---------------------
diff --git a/aleksis/core/migrations/0021_alter_group_school_term.py b/aleksis/core/migrations/0021_alter_group_school_term.py
deleted file mode 100644
index c752c335dcc448675c94be72de9c74d468aab6f6..0000000000000000000000000000000000000000
--- a/aleksis/core/migrations/0021_alter_group_school_term.py
+++ /dev/null
@@ -1,19 +0,0 @@
-# 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
deleted file mode 100644
index c14f838022b5cc3e4cc139eb0226a87efc113c55..0000000000000000000000000000000000000000
--- a/aleksis/core/migrations/0029_merge_20211220_1136.py
+++ /dev/null
@@ -1,14 +0,0 @@
-# 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/dump.rdb b/dump.rdb
deleted file mode 100644
index 8038c766b9f5634d024a8c6a715eb9af261a4571..0000000000000000000000000000000000000000
Binary files a/dump.rdb and /dev/null differ