diff --git a/mayan/apps/documents/forms.py b/mayan/apps/documents/forms.py
index 8fa7452b52..d6e981b60f 100644
--- a/mayan/apps/documents/forms.py
+++ b/mayan/apps/documents/forms.py
@@ -20,7 +20,7 @@ from .widgets import DocumentPagesCarouselWidget, DocumentPageImageWidget
 # Document page forms
 class DocumentPageTransformationForm(forms.ModelForm):
     class Meta:
-        fields = ('order', 'transformation', 'arguments')
+        fields = ('document_page', 'order', 'transformation', 'arguments')
         model = DocumentPageTransformation
 
     def __init__(self, *args, **kwargs):