diff --git a/generic/templates/generic/exam_cids_edit.html b/generic/templates/generic/exam_cids_edit.html
index 655fe161..2206ae0f 100644
--- a/generic/templates/generic/exam_cids_edit.html
+++ b/generic/templates/generic/exam_cids_edit.html
@@ -28,7 +28,7 @@
                     parent = $(el.target).parent()
                     console.log(!parent.hasClass("current"));
                     $.ajax({
-                        url: "{% url exam.app_name|add:':exam_json_edit' %}",
+                        url: "{% url exam.app_name|add:':exam_json_edit' exam.pk %}",
                         data: {
                             csrfmiddlewaretoken: "{{csrf_token}}",
                             edit_cid_user: el.target.dataset.pk,