From 3ff2e00aa08dc59334129c8d80254b372087355e Mon Sep 17 00:00:00 2001
From: jimafisk <jimafisk@gmail.com>
Date: Fri, 4 Dec 2020 15:34:20 -0500
Subject: [PATCH] allow document level hydration (#5547).

---
 src/runtime/internal/dom.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/runtime/internal/dom.ts b/src/runtime/internal/dom.ts
index 91e575ebf630..f255f545aecb 100644
--- a/src/runtime/internal/dom.ts
+++ b/src/runtime/internal/dom.ts
@@ -5,7 +5,9 @@ export function append(target: Node, node: Node) {
 }
 
 export function insert(target: Node, node: Node, anchor?: Node) {
-	target.insertBefore(node, anchor || null);
+	if (target != document) {
+		target.insertBefore(node, anchor || null);
+	}
 }
 
 export function detach(node: Node) {