diff --git a/UI/Templates/PreferencesUI/UIxPreferences.wox b/UI/Templates/PreferencesUI/UIxPreferences.wox
index 9ff76500b..d672ededf 100644
--- a/UI/Templates/PreferencesUI/UIxPreferences.wox
+++ b/UI/Templates/PreferencesUI/UIxPreferences.wox
@@ -499,7 +499,7 @@
               </md-checkbox>
             </div>
 
-            <div>
+            <div class="ng-hide">
               <md-checkbox
                   ng-model="app.preferences.defaults.SOGoMailSortByThreads"
                   ng-true-value="1"