diff --git a/docs/reference/pages/panels.rst b/docs/reference/pages/panels.rst
index 6d16f6057..5e44e4487 100644
--- a/docs/reference/pages/panels.rst
+++ b/docs/reference/pages/panels.rst
@@ -105,7 +105,7 @@ PageChooserPanel
 
 
         class BookPage(Page):
-            publisher = models.ForeignKey(
+            related_page = models.ForeignKey(
                 'wagtailcore.Page',
                 null=True,
                 blank=True,