diff --git a/demo/assets/nginx/nginx.conf b/demo/assets/nginx/nginx.conf
index fca11544b..395b30a2a 100644
--- a/demo/assets/nginx/nginx.conf
+++ b/demo/assets/nginx/nginx.conf
@@ -72,6 +72,7 @@ http {
             expires 12h;
             add_header Pragma public;
             add_header Cache-Control "public";
+            add_header 'Access-Control-Allow-Origin' '*';
             try_files $uri =404;
         }
 
@@ -79,4 +80,4 @@ http {
              return 200;
         }
     }
-}
\ No newline at end of file
+}