diff --git a/layouts/default.erb b/layouts/default.erb
index 2ea4f29..83bcb9b 100644
--- a/layouts/default.erb
+++ b/layouts/default.erb
@@ -17,6 +17,9 @@
 
     <meta name="generator" content="Nanoc <%= Nanoc::VERSION %>">
 
+    <!-- Android theme color -->
+    <meta name="theme-color" content="#FF7F00">
+
     <meta property="fb:app_id" content="597670540410704">
 
     <%= content_for(@item, :head) %>
diff --git a/layouts/eventpost.erb b/layouts/eventpost.erb
index 2712038..d876b11 100644
--- a/layouts/eventpost.erb
+++ b/layouts/eventpost.erb
@@ -3,7 +3,6 @@
 <meta property="og:title" content="<%= item[:title] %>" />
 <meta property="og:type" content="article" />
 <meta property="og:url" content="<%= url_for(item) %>" />
-<meta property="fb:app_id" content="597670540410704">
 <% end %>
 
 <img class="pure-img" id="event-banner" src="<%= item[:banner] %>" alt="" />