diff --git a/lms/envs/devstack.py b/lms/envs/devstack.py
index 29369c2da8fe..43373dabca20 100644
--- a/lms/envs/devstack.py
+++ b/lms/envs/devstack.py
@@ -558,6 +558,7 @@ def should_show_debug_toolbar(request):  # lint-amnesty, pylint: disable=missing
     'http://localhost:1995',  # frontend-app-profile
     'http://localhost:1992',  # frontend-app-ora
     'http://localhost:2002',  # frontend-app-discussions
+    'http://localhost:1991',  # frontend-app-admin-portal
 ]