diff --git a/src/layouts/partials/head.html b/src/layouts/partials/head.html
index 258a10b..f7e98ed 100644
--- a/src/layouts/partials/head.html
+++ b/src/layouts/partials/head.html
@@ -51,5 +51,13 @@
     <meta property="og:image" content="https://tea.xyz/cover.png" />
     <meta property="og:image:alt" content="sh &lt;(curl tea.xyz)" />
     <meta name="facebook-domain-verification" content="0fsbdl7joh0gha23zbhtovtpn0z0cl" />
+
+    <script>
+      const q = window.location.search.match(/[\^\?&]store=[^&]*/)
+      if (q) {
+        localStorage.signup = q[0].split('=')[1]
+        window.location.replace(`${window.location.origin}${window.location.pathname}`)
+      }
+    </script>
   </head>
 </head>