diff --git a/packages/start/islands/vite-plugin.js b/packages/start/islands/vite-plugin.js
index 0a2288d3d..175afd6cc 100644
--- a/packages/start/islands/vite-plugin.js
+++ b/packages/start/islands/vite-plugin.js
@@ -37,7 +37,7 @@ export function islands() {
             import { ${f[1]} } from '${id.replace(/\?.*/, "?client")}';
 
             window._$HY.island("${
-              mode.command === "serve" ? `/@fs/${id}` : `${relative(process.cwd(), id)}`
+              mode.command === "serve" ? `/@fs/${id}` : `${normalizePath(relative(process.cwd(), id))}`
             }",  ${f[1]});
 
             `