diff --git a/atst/forms/fields.py b/atst/forms/fields.py
index 584aeca8..84f4cd1e 100644
--- a/atst/forms/fields.py
+++ b/atst/forms/fields.py
@@ -1,29 +1,4 @@
-from wtforms.fields import Field, FormField, StringField, SelectField as SelectField_
-from wtforms.widgets import TextArea
-
-
-class NewlineListField(Field):
-    widget = TextArea()
-
-    def _value(self):
-        if isinstance(self.data, list):
-            return "\n".join(self.data)
-        elif self.data:
-            return self.data
-        else:
-            return ""
-
-    def process_formdata(self, valuelist):
-        if valuelist:
-            self.data = [l.strip() for l in valuelist[0].split("\n") if l]
-        else:
-            self.data = []
-
-    def process_data(self, value):
-        if isinstance(value, list):
-            self.data = "\n".join(value)
-        else:
-            self.data = value
+from wtforms.fields import FormField, SelectField as SelectField_
 
 
 class SelectField(SelectField_):
@@ -33,14 +8,6 @@ class SelectField(SelectField_):
         super().__init__(*args, **kwargs)
 
 
-class NumberStringField(StringField):
-    def process_data(self, value):
-        if isinstance(value, int):
-            self.data = str(value)
-        else:
-            self.data = value
-
-
 class FormFieldWrapper(FormField):
     def has_changes(self):
         if not self.object_data:
diff --git a/tests/forms/test_fields.py b/tests/forms/test_fields.py
index 8e6f4002..bdae6c85 100644
--- a/tests/forms/test_fields.py
+++ b/tests/forms/test_fields.py
@@ -4,41 +4,7 @@ from wtforms.fields import StringField
 import pendulum
 from werkzeug.datastructures import ImmutableMultiDict
 
-from atst.forms.fields import NewlineListField, FormFieldWrapper
-
-
-class NewlineListForm(Form):
-    newline_list = NewlineListField()
-
-
-@pytest.mark.parametrize(
-    "input_,expected",
-    [
-        ("", []),
-        ("hello", ["hello"]),
-        ("hello\n", ["hello"]),
-        ("hello\nworld", ["hello", "world"]),
-        ("hello\nworld\n", ["hello", "world"]),
-    ],
-)
-def test_newline_list_process(input_, expected):
-    form_data = ImmutableMultiDict({"newline_list": input_})
-    form = NewlineListForm(form_data)
-
-    assert form.validate()
-    assert form.data == {"newline_list": expected}
-
-
-@pytest.mark.parametrize(
-    "input_,expected",
-    [([], ""), (["hello"], "hello"), (["hello", "world"], "hello\nworld")],
-)
-def test_newline_list_value(input_, expected):
-    form_data = {"newline_list": input_}
-    form = NewlineListForm(data=form_data)
-
-    assert form.validate()
-    assert form.newline_list._value() == expected
+from atst.forms.fields import FormFieldWrapper
 
 
 class PersonForm(Form):