1 files changed, 1 insertions, 1 deletions
diff --git a/play.html b/play.html
index 054d3f8..74a1534 100644
--- a/play.html
+++ b/play.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
 <meta name="viewport" content="width=device-width, height=device-height, initial-scale=1">
 <meta charset="utf-8">