diff --git a/UI/Templates/PreferencesUI/UIxPreferences.wox b/UI/Templates/PreferencesUI/UIxPreferences.wox
index c8565b827..7c3e039ad 100644
--- a/UI/Templates/PreferencesUI/UIxPreferences.wox
+++ b/UI/Templates/PreferencesUI/UIxPreferences.wox
@@ -716,7 +716,7 @@
             <md-content role="tabpanel" aria-labelledby="mailFiltersView">
               <div class="sg-list-sortable"
                    ng-model="app.preferences.defaults.SOGoSieveFilters"
-                   as-sortable="{ scrollableContainer: '.sg-list-sortable', containment: '.sg-list-sortable', containerPositioning: 'relative', orderChanged: preferencesForm.$setDirty }">
+                   as-sortable="{ scrollableContainer: '.sg-list-sortable', containment: '.sg-list-sortable', containerPositioning: 'relative', orderChanged: preferencesForm.$setDirty() }">
                 <div layout="row" layout-align="start center"
                      ng-repeat="item in app.preferences.defaults.SOGoSieveFilters"
                      as-sortable-item="as-sortable-item">