diff --git a/app/api/__init__.py b/app/api/__init__.py
index 56566a2d91..5468a05b2e 100644
--- a/app/api/__init__.py
+++ b/app/api/__init__.py
@@ -544,7 +544,7 @@
           '/tickets/<int:ticket_id>/access-codes')
 api.route(AccessCodeDetail, 'access_code_detail', '/access-codes/<int:id>',
           '/events/<int:access_event_id>/access-codes/<code>',
-          '/events/<int:access_event_identifier>/access-codes/<code>',)
+          '/events/<access_event_identifier>/access-codes/<code>',)
 api.route(AccessCodeRelationshipRequired, 'access_code_event',
           '/access-codes/<int:id>/relationships/event')
 api.route(AccessCodeRelationshipOptional, 'access_code_user',
diff --git a/app/api/access_codes.py b/app/api/access_codes.py
index c2190a5bed..730f2603b7 100644
--- a/app/api/access_codes.py
+++ b/app/api/access_codes.py
@@ -115,7 +115,7 @@ def before_get(self, args, kwargs):
 
         if kwargs.get('access_event_identifier'):
             event = safe_query(
-                db, Event, 'identifier', kwargs['discount_event_identifier'],
+                db, Event, 'identifier', kwargs['access_event_identifier'],
                 'event_identifier')
             kwargs['access_event_id'] = event.id
         if kwargs.get('code') and kwargs.get('access_event_id'):