diff --git a/templates/CRM/Case/Form/ActivityTab.tpl b/templates/CRM/Case/Form/ActivityTab.tpl
index 781d2da4c4b7..6dfac479a90e 100644
--- a/templates/CRM/Case/Form/ActivityTab.tpl
+++ b/templates/CRM/Case/Form/ActivityTab.tpl
@@ -99,7 +99,7 @@
               d.activity_type_id = $("select#activity_type_filter_id_" + caseId).val(),
               d.activity_date_low = $("#activity_date_low_" + caseId).val(),
               d.activity_date_high = $("#activity_date_high_" + caseId).val(),
-              d.activity_deleted = ($("#activity_deleted_1").prop('checked')) ? 1 : 0; 
+              d.activity_deleted = ($("#activity_deleted_" + caseId).prop('checked')) ? 1 : 0;
             }
           }
         });