diff --git a/docs/tutorial.md b/docs/tutorial.md
index f73d0651..aa52fb0f 100644
--- a/docs/tutorial.md
+++ b/docs/tutorial.md
@@ -115,7 +115,7 @@ class Post(Model):
 
     default_values = {
         'user': lambda: session.auth.user.id,
-        'date': lambda: now
+        'date': now
     }
     validation = {
         'title': {'presence': True},
@@ -135,7 +135,7 @@ class Comment(Model):
 
     default_values = {
         'user': lambda: session.auth.user.id,
-        'date': lambda: now
+        'date': now
     }
     validation = {
         'text': {'presence': True}
diff --git a/emmett/__version__.py b/emmett/__version__.py
index 3d67cd6b..54499df3 100644
--- a/emmett/__version__.py
+++ b/emmett/__version__.py
@@ -1 +1 @@
-__version__ = "2.4.0"
+__version__ = "2.4.1"
diff --git a/emmett/orm/models.py b/emmett/orm/models.py
index 9d771de0..6a9b7700 100644
--- a/emmett/orm/models.py
+++ b/emmett/orm/models.py
@@ -321,7 +321,7 @@ def __parse_many_relation(self, item, singularize=True):
             if isinstance(rv.model, dict):
                 if 'method' in rv.model:
                     if 'field' in rv.model:
-                        rv.fields = [rv.model.field]
+                        rv.fields = [rv.model['field']]
                     else:
                         if len(self.primary_keys) > 1:
                             rv.fields = [
diff --git a/pyproject.toml b/pyproject.toml
index 76142541..f34e4153 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "Emmett"
-version = "2.4.0"
+version = "2.4.1"
 description = "The web framework for inventors"
 authors = ["Giovanni Barillari <gi0baro@d4net.org>"]
 license = "BSD-3-Clause"