diff --git a/frontend/astro.config.mjs b/frontend/astro.config.mjs
index e506ebe..37b8ced 100644
--- a/frontend/astro.config.mjs
+++ b/frontend/astro.config.mjs
@@ -22,7 +22,7 @@ export default defineConfig({
       // xslURL: "/sitemap.xsl",
     }),
     preact({
-      devtools: import.meta.DEV ?? false,
+      devtools: import.meta.env.DEV ?? false,
     }),
   ],
 });