diff --git a/app/components/project/modals/edit-workflow-group.coffee b/app/components/project/modals/edit-workflow-group.coffee
index f60c520..96f7093 100644
--- a/app/components/project/modals/edit-workflow-group.coffee
+++ b/app/components/project/modals/edit-workflow-group.coffee
@@ -50,8 +50,8 @@ export default ModalBase.extend
           #  #constraint.set "workflow_action_definitions", workflow_action_definitions.filterBy("id", constraint_workflow_group_id)
           #debugger
         constraint.save()
-      @_super()
       @incrementProperty('model.project.update_revision')
+      @_super()
     rollback_and_close: ->
       constraints = @get('model.constraints')
       constraints.filterBy('isNew').invoke 'unloadRecord'
diff --git a/app/components/project/workflow-group-offset-diagram.coffee b/app/components/project/workflow-group-offset-diagram.coffee
index abb13c3..efc9026 100644
--- a/app/components/project/workflow-group-offset-diagram.coffee
+++ b/app/components/project/workflow-group-offset-diagram.coffee
@@ -88,11 +88,13 @@ export default Ember.Component.extend
   init: ->
     @_super arguments...
     @set 'batch_size_simulation_value', @get('project.batch_size_lower_value') if not @get('batch_size_simulation_value') and @get('project.batch_size_lower_value')
+
   didReceiveAttrs: ->
     console.log 'Reload workflow-group-offset-diagram call from after render'
     Ember.run.scheduleOnce 'afterRender', @, @_setup_graph
 
-  _graph_observer: Ember.observer 'workflow_groups.@each.{offset_value,name,duration_value}', 'range_start', 'range_end', 'batch_size_simulation_value', 'batch_size_simulation_range', 'reference_date_day_of_week', 'chosen_absolute_date', ->
+  #_graph_observer: Ember.observer 'workflow_groups.@each.{offset_value,name,duration_value}', 'range_start', 'range_end', 'batch_size_simulation_value', 'batch_size_simulation_range', 'reference_date_day_of_week', 'chosen_absolute_date', ->
+  _graph_observer: Ember.observer 'project.update_revision', '{range_start,range_end}', ->
     console.log 'Reload workflow-group-offset-diagram call from observer'
     Ember.run.debounce  @, @_setup_graph, 150