diff --git a/src/serde/fields.py b/src/serde/fields.py
index 4fe900a..1f1abff 100644
--- a/src/serde/fields.py
+++ b/src/serde/fields.py
@@ -1049,7 +1049,7 @@ def normalize(self, value):
         return value
 
 
-class Regex(Str):
+class Regex(Text):
     """
     A regex field.
 
@@ -1118,48 +1118,9 @@ def normalize(self, value):
         return value
 
 
-FIELD_CLASS_MAP = {
-    # Built-in types
-    bool: Bool,
-    bytes: Bytes,
-    complex: Complex,
-    dict: Dict,
-    float: Float,
-    int: Int,
-    list: List,
-    set: Set,
-    str: Str,
-    tuple: Tuple,
-    # Collections
-    collections.deque: Deque,
-    collections.OrderedDict: OrderedDict,
-    # Datetimes
-    datetime.datetime: DateTime,
-    datetime.date: Date,
-    datetime.time: Time,
-    # Others
-    uuid.UUID: Uuid,
-}
-
-try:
-    FIELD_CLASS_MAP[basestring] = BaseString
-except NameError:
-    pass
-
-try:
-    FIELD_CLASS_MAP[long] = Long
-except NameError:
-    pass
-
-try:
-    FIELD_CLASS_MAP[unicode] = Unicode
-except NameError:
-    pass
-
-
 def create_from(foreign, name=None, human=None):
     """
-    Create a new `Str` class from a `validators` function.
+    Create a new `Text` class from a `validators` function.
     """
     suffix = foreign.split('.', 1)[1]
 
@@ -1169,7 +1130,7 @@ def create_from(foreign, name=None, human=None):
         human = suffix
 
     doc = """\
-A string field that asserts the string is a valid {}.
+A text field that asserts the text is a valid {}.
 
 The validation is delegated to `{}`.
 
@@ -1179,7 +1140,7 @@ def create_from(foreign, name=None, human=None):
         human, foreign
     )
 
-    field_cls = type(name, (Str,), {'__doc__': doc})
+    field_cls = type(name, (Text,), {'__doc__': doc})
 
     def __init__(self, **kwargs):  # noqa: N807
         super(field_cls, self).__init__(**kwargs)
@@ -1213,4 +1174,42 @@ def validate(self, value):
 
 del create_from
 
+FIELD_CLASS_MAP = {
+    # Built-in types
+    bool: Bool,
+    bytes: Bytes,
+    complex: Complex,
+    dict: Dict,
+    float: Float,
+    int: Int,
+    list: List,
+    set: Set,
+    str: Str,
+    tuple: Tuple,
+    # Collections
+    collections.deque: Deque,
+    collections.OrderedDict: OrderedDict,
+    # Datetimes
+    datetime.datetime: DateTime,
+    datetime.date: Date,
+    datetime.time: Time,
+    # Others
+    uuid.UUID: Uuid,
+}
+
+try:
+    FIELD_CLASS_MAP[basestring] = BaseString
+except NameError:
+    pass
+
+try:
+    FIELD_CLASS_MAP[long] = Long
+except NameError:
+    pass
+
+try:
+    FIELD_CLASS_MAP[unicode] = Unicode
+except NameError:
+    pass
+
 __all__ = [name for name, obj in globals().items() if is_subclass(obj, Field)]
diff --git a/tests/test_fields.py b/tests/test_fields.py
index 86bb00d..f234d0f 100644
--- a/tests/test_fields.py
+++ b/tests/test_fields.py
@@ -1349,10 +1349,10 @@ def test___init__(self):
     def test_validate(self):
         # A Regex simply validates the given value matches the regex.
         field = Regex(r'[est]{4}')
-        field.validate('test')
-        field.validate('tset')
+        field.validate(u'test')
+        field.validate(u'tset')
         with raises(ValidationError):
-            field.validate('btesttest')
+            field.validate(u'btesttest')
 
 
 class TestUuid: