diff --git a/lib/services.rb b/lib/services.rb
index 705b4da..b8038c0 100644
--- a/lib/services.rb
+++ b/lib/services.rb
@@ -4,6 +4,10 @@
 Services = Canister.new
 S = Services
 
+S.register(:version) do
+  ENV["APP_VERSION"] || "APP_VERSION"
+end
+
 S.register(:solrcloud_on?) do
   ENV["SOLRCLOUD_ON"] == "true"
 end
diff --git a/views/layout.erb b/views/layout.erb
index 78c181d..3e1431c 100644
--- a/views/layout.erb
+++ b/views/layout.erb
@@ -3,6 +3,7 @@
   <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
+    <meta name="version" content="<%=S.version%>">
     <title>Library Search | <%= list.doc_title %></title>
     <link rel="shortcut icon" href="<%=S.base_url%>/favicon.ico">
     <link rel="icon" href="<%=S.base_url%>/favicon.svg" type="image/svg+xml">
