diff --git a/mayan/apps/converter/managers.py b/mayan/apps/converter/managers.py
index 2792127486..235acd8200 100644
--- a/mayan/apps/converter/managers.py
+++ b/mayan/apps/converter/managers.py
@@ -7,7 +7,7 @@ import yaml
 from django.contrib.contenttypes.models import ContentType
 from django.db import models, transaction
 
-from .classes import BaseTransformation
+from .transformations import BaseTransformation
 
 logger = logging.getLogger(__name__)
 
diff --git a/mayan/apps/converter/models.py b/mayan/apps/converter/models.py
index c5edfe4d8b..49b0ef7746 100644
--- a/mayan/apps/converter/models.py
+++ b/mayan/apps/converter/models.py
@@ -9,8 +9,8 @@ from django.db.models import Max
 from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
-from .classes import BaseTransformation
 from .managers import TransformationManager
+from .transformations import BaseTransformation
 from .validators import YAMLValidator
 
 logger = logging.getLogger(__name__)