diff --git a/ansible/roles/trmm_dev/templates/local_settings.j2 b/ansible/roles/trmm_dev/templates/local_settings.j2
index 82c23283..3b9601a6 100644
--- a/ansible/roles/trmm_dev/templates/local_settings.j2
+++ b/ansible/roles/trmm_dev/templates/local_settings.j2
@@ -2,6 +2,10 @@ SECRET_KEY = "{{ django_secret }}"
 DEBUG = True
 ALLOWED_HOSTS = ['{{ api }}']
 ADMIN_URL = "admin/"
+CORS_ORIGIN_WHITELIST = [
+    "http://{{ rmm }}:8080",
+    "https://{{ rmm }}:8080",
+]
 CORS_ORIGIN_ALLOW_ALL = True
 DATABASES = {
     'default': {