diff --git a/wcs/wf/create_formdata.py b/wcs/wf/create_formdata.py
index 923ebcd45..2e0d5b3db 100644
--- a/wcs/wf/create_formdata.py
+++ b/wcs/wf/create_formdata.py
@@ -115,6 +115,7 @@ class MappingsWidget(WidgetListAsTable):
 
 class LinkedFormdataEvolutionPart(object):
     formdef_class = FormDef
+    attach_to_history = False
 
     def __init__(self, formdata, varname, attach_to_history):
         self._formdef = formdata.formdef