diff --git a/AlarmClock/AlarmCLock.html b/AlarmClock/AlarmCLock.html
index 0e3416d1..f545fc23 100644
--- a/AlarmClock/AlarmCLock.html
+++ b/AlarmClock/AlarmCLock.html
@@ -1,5 +1,5 @@
-<!doctype html>
-<html lang="en">
+<!Doctype html>
+<html lang="en-US">
 
 <head>
     <!-- Required meta tags -->
@@ -71,4 +71,4 @@ <h5 class="text-muted">Set Alarm</h5>
 <!-- <script src="./AlarmAppExercise.js"></script> -->
 <script src="./alarm.js"></script>
 
-</html>
\ No newline at end of file
+</html>
