diff --git a/django/contrib/admin/views/main.py b/django/contrib/admin/views/main.py
index cfbe9a1f95..7fa870e222 100644
--- a/django/contrib/admin/views/main.py
+++ b/django/contrib/admin/views/main.py
@@ -140,7 +140,7 @@ class AdminBoundField(object):
 
     def original_value(self):
         if self.original:
-            return self.original.__dict__[self.field.column]
+            return self.original.__dict__[self.field.attname]
 
     def existing_display(self):
         try: