diff --git a/next.config.mjs b/next.config.mjs
index 2a3e56f..99c23a1 100644
--- a/next.config.mjs
+++ b/next.config.mjs
@@ -26,7 +26,7 @@ const config = {
 
   async rewrites() {
     return [
-      ...(!!env.POSTHOG_PROXY_PATH && !env.NEXT_PUBLIC_POSTHOG_HOST ? [{
+      ...(!!env.POSTHOG_PROXY_PATH && !!env.NEXT_PUBLIC_POSTHOG_HOST ? [{
         source: "/" + env.POSTHOG_PROXY_PATH +  "/:path*",
         destination: env.NEXT_PUBLIC_POSTHOG_HOST + "/:path*",
       }]: []),