minor #6641 [Book][Form] fix reference to renamed document (xabbuh)

xabbuh · xabbuh · commit f77546e925bd · 2016-06-07T10:20:30.000+02:00
This PR was merged into the 2.7 branch. Discussion ---------- [Book][Form] fix reference to renamed document Commits ------- 23a4a16 fix reference to renamed document
diff --git a/book/forms.rst b/book/forms.rst
@@ -638,7 +638,7 @@ large or whether you tried to submit text in a number field.
 .. seealso::
 
     To see how to use a service to resolve ``validation_groups`` dynamically
-    read the :doc:`/cookbook/validation/validation-group-service-resolver`
+    read the :doc:`/cookbook/validation/group_service_resolver`
     chapter in the cookbook.
 
 .. index::
