diff --git a/templates/base.tera.html b/templates/base.tera.html
index c7e7c70..b432fe4 100644
--- a/templates/base.tera.html
+++ b/templates/base.tera.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="de">
     <head>
         <meta charset="utf-8" />
         <meta name="viewport" content="width=device-width, initial-scale=1" />
