From 82d5eec7a96306fccd98d8da9ebbf19390b9f199 Mon Sep 17 00:00:00 2001
From: JJ Kasper <jj@jjsweb.site>
Date: Sun, 2 Jun 2019 02:38:47 -0700
Subject: [PATCH] Add identifier for Next.js AMP pages (#7485)

---
 packages/next-server/server/render.tsx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/next-server/server/render.tsx b/packages/next-server/server/render.tsx
index a5b7affb56..8aae089116 100644
--- a/packages/next-server/server/render.tsx
+++ b/packages/next-server/server/render.tsx
@@ -496,7 +496,10 @@ export async function renderToHTML(
 
   if (amphtml && html) {
     // use replace to allow rendering directly to body in AMP mode
-    html = html.replace('__NEXT_AMP_RENDER_TARGET__', docProps.html)
+    html = html.replace(
+      '__NEXT_AMP_RENDER_TARGET__',
+      `<!-- __NEXT_DATA__ -->${docProps.html}`
+    )
     html = await optimizeAmp(html)
 
     if (renderOpts.ampValidator) {
-- 
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