1 files changed, 4 insertions, 2 deletions
diff --git a/coc.php b/coc.php
index 87b6eb2..2bb8f2b 100755
--- a/coc.php
+++ b/coc.php
@@ -1,4 +1,6 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<!DOCTYPE html PUBLIC
+  "-//W3C//DTD XHTML 1.1//EN"
+  "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
 
 <head>
@@ -115,4 +117,4 @@
     </div>
 </body>
 
-</html>
\ No newline at end of file
+</html>