diff --git a/src/App.vue b/src/App.vue
index bef5cf2..2e5b2d9 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -14,7 +14,7 @@ interface IssueSseEvent {
 }
 
 const { data } = useEventSource<string[], IssueSseEvent>(
-  'http://localhost:3333/api/issues/events',
+  `${window.location.origin}/api/issues/events`,
   ['issue.created', 'issue.updated', 'issue.deleted'],
   {
     serializer: { read: (v) => (v ? JSON.parse(v) : null) },