diff --git a/cms/templates/checklists.html b/cms/templates/checklists.html
index e949f37d79bf..e1859f38f70b 100644
--- a/cms/templates/checklists.html
+++ b/cms/templates/checklists.html
@@ -49,7 +49,7 @@ <h2 class="page-header">
                     "id": "${context_course.id | n, js_escaped_string}",
                     "name": "${context_course.display_name_with_default | n, js_escaped_string}",
                     "is_course_self_paced": ${context_course.self_paced | n, dump_js_escaped_json},
-                    "url_name": "${context_course.location.name | n, js_escaped_string}",
+                    "url_name": "${context_course.location.block_id | n, js_escaped_string}",
                     "org": "${context_course.location.org | n, js_escaped_string}",
                     "num": "${context_course.location.course | n, js_escaped_string}",
                     "display_course_number": "${context_course.display_coursenumber | n, js_escaped_string}",
diff --git a/cms/templates/container.html b/cms/templates/container.html
index d61ce60e9189..488ad2a3b7f0 100644
--- a/cms/templates/container.html
+++ b/cms/templates/container.html
@@ -264,7 +264,7 @@ <h5 class="title">${_("Location ID")}</h5>
             "course": {
                 "id": "${context_course.id | n, js_escaped_string}",
                 "name": "${context_course.display_name_with_default | n, js_escaped_string}",
-                "url_name": "${context_course.location.name | n, js_escaped_string}",
+                "url_name": "${context_course.location.block_id | n, js_escaped_string}",
                 "org": "${context_course.location.org | n, js_escaped_string}",
                 "num": "${context_course.location.course | n, js_escaped_string}",
                 "display_course_number": "${context_course.display_coursenumber | n, js_escaped_string}",