diff --git a/vite.config.ts b/vite.config.ts
index b0578d76c3..1bcace40ae 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -31,6 +31,9 @@ export default defineConfig({
 			// Allow serving source files from sibling plugin directories
 			allow: ['src', ...pluginDirs],
 		},
+		cors: {
+			origin: /^https?:\/\/(?:(?:[^:]+\.)?localhost|127\.0\.0\.1|\[::1\]|[^:]+\.pretix\.(dev|work))(?::\d+)?$/
+		},
 	},
 	build: {
 		manifest: true,