From d81b56978fd2206c6e7e7056ac18ab350cb9a6c8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pawe=C5=82=20Redzy=C5=84ski?= <pawelredzynski@gmail.com>
Date: Tue, 12 May 2020 23:17:05 +0200
Subject: [PATCH] plot: add doctype at the beggining of html embedding (#3787)

---
 dvc/repo/plot/__init__.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dvc/repo/plot/__init__.py b/dvc/repo/plot/__init__.py
index 1d7f5446b..1bf178dcb 100644
--- a/dvc/repo/plot/__init__.py
+++ b/dvc/repo/plot/__init__.py
@@ -10,7 +10,8 @@ from dvc.repo.plot.template import NoDataForTemplateError, Template
 
 logger = logging.getLogger(__name__)
 
-PAGE_HTML = """<html>
+PAGE_HTML = """<!DOCTYPE html>
+<html>
 <head>
     <title>DVC Plot</title>
     <script src="https://cdn.jsdelivr.net/npm/vega@5.10.0"></script>