diff --git a/cps/editbooks.py b/cps/editbooks.py
index cb8388ef..931ad13e 100644
--- a/cps/editbooks.py
+++ b/cps/editbooks.py
@@ -229,14 +229,14 @@ def modify_identifiers(input_identifiers, db_identifiers, db_session):
 @editbook.route("/ajax/delete/<int:book_id>")
 @login_required
 def delete_book_from_details(book_id):
-    return Response(delete_book(book_id,"", True), mimetype='application/json')
+    return Response(delete_book(book_id, "", True), mimetype='application/json')
 
 
 @editbook.route("/delete/<int:book_id>", defaults={'book_format': ""})
 @editbook.route("/delete/<int:book_id>/<string:book_format>")
 @login_required
 def delete_book_ajax(book_id, book_format):
-    return delete_book(book_id,book_format, False)
+    return delete_book(book_id, book_format, False)
 
 
 def delete_whole_book(book_id, book):
diff --git a/cps/static/js/main.js b/cps/static/js/main.js
index 11ce6ed1..81308c64 100644
--- a/cps/static/js/main.js
+++ b/cps/static/js/main.js
@@ -142,10 +142,11 @@ $("#delete_confirm").click(function() {
     //get data-id attribute of the clicked element
     var deleteId = $(this).data("delete-id");
     var bookFormat = $(this).data("delete-format");
+    var ajaxResponse = $(this).data("ajax");
     if (bookFormat) {
         window.location.href = getPath() + "/delete/" + deleteId + "/" + bookFormat;
     } else {
-        if ($(this).data("delete-format")) {
+        if (ajaxResponse) {
             path = getPath() + "/ajax/delete/" + deleteId;
             $.ajax({
                 method:"get",
@@ -187,6 +188,7 @@ $("#deleteModal").on("show.bs.modal", function(e) {
     }
     $(e.currentTarget).find("#delete_confirm").data("delete-id", bookId);
     $(e.currentTarget).find("#delete_confirm").data("delete-format", bookfomat);
+    $(e.currentTarget).find("#delete_confirm").data("ajax", $(e.relatedTarget).data("ajax"));
 });