diff --git a/packages/playground/vite.config.ts b/packages/playground/vite.config.ts
index ff552be1d6..f525e73ca2 100644
--- a/packages/playground/vite.config.ts
+++ b/packages/playground/vite.config.ts
@@ -24,6 +24,7 @@ export default defineConfig(({ mode }) => {
 			commonjsOptions: { transformMixedEsModules: true },
 		},
 		server: {
+			port: 5174,
 			proxy: {
 				[MODULE]: {
 					target: ENDPOINT,