diff --git a/CHANGELOG b/CHANGELOG
index 0c261a055d..05650a6b45 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,9 @@
 devel
 -----
 
+* fixed internal issue #1983: the Web UI was showing a deletion confirmation
+  multiple times.
+
 * removed bundled Valgrind headers, removed JavaScript variable `valgrind`
   from the `internal` module
 
diff --git a/js/apps/system/_admin/aardvark/APP/frontend/js/views/indicesView.js b/js/apps/system/_admin/aardvark/APP/frontend/js/views/indicesView.js
index 1213e8e06b..7f357b8468 100644
--- a/js/apps/system/_admin/aardvark/APP/frontend/js/views/indicesView.js
+++ b/js/apps/system/_admin/aardvark/APP/frontend/js/views/indicesView.js
@@ -217,9 +217,11 @@
     prepDeleteIndex: function (e) {
       var self = this;
       this.lastTarget = e;
-
       this.lastId = $(this.lastTarget.currentTarget).parent().parent().first().children().first().text();
-      // window.modalView.hide()
+
+      if ($('#indexDeleteModal').length) {
+        return;
+      }
 
       // delete modal
       $('#content #modal-dialog .modal-footer').after(