diff --git a/core/frontend/helpers/ghost_head.js b/core/frontend/helpers/ghost_head.js
index 0bd727c715..24a56c047a 100644
--- a/core/frontend/helpers/ghost_head.js
+++ b/core/frontend/helpers/ghost_head.js
@@ -47,9 +47,7 @@ function getMembersHelper() {
 
     let membersHelper = `<script defer src="${getAssetUrl('public/members.js', true)}"></script>`;
     if (config.get('enableDeveloperExperiments')) {
-        const siteUrl = urlUtils.getSiteUrl().replace(/\/$/, '');
-        membersHelper = `<meta name="ghost:site" content='${siteUrl}' />`;
-        membersHelper += `<script defer src="https://unpkg.com/@tryghost/members-js@latest/umd/members.min.js"></script>`;
+        membersHelper += `<script defer src="https://unpkg.com/@tryghost/members-js@latest/umd/members.min.js" data-ghost="${urlUtils.getSiteUrl()}"></script>`;
     }
     if ((!!stripeSecretToken && !!stripePublicToken) || !!stripeConnectIntegration.account_id) {
         membersHelper += '<script src="https://js.stripe.com/v3/"></script>';