diff --git a/_includes/default_footer.njk b/_includes/default_footer.njk
index b8a2480..39721ec 100644
--- a/_includes/default_footer.njk
+++ b/_includes/default_footer.njk
@@ -1,6 +1,6 @@
 <div class="footer-flex">
     <div class="footer-left">
-        {% if show-lang-in-footer %}
+        {% if show_lang_in_footer %}
             {% include "lang-available.njk" %}
         {% endif %}
     </div>
diff --git a/_layouts/post.njk b/_layouts/post.njk
index 85e48a9..f68dabc 100644
--- a/_layouts/post.njk
+++ b/_layouts/post.njk
@@ -1,6 +1,7 @@
 ---
 # TODO: finish post page
 tags: post
+show_lang_in_footer: true
 ---
 {% extends "_layouts/base.njk" %}
 {% block content %}