diff --git a/lib/discourse_plugin_registry.rb b/lib/discourse_plugin_registry.rb
index 4ec176b8d09..547857838f8 100644
--- a/lib/discourse_plugin_registry.rb
+++ b/lib/discourse_plugin_registry.rb
@@ -186,7 +186,8 @@ class DiscoursePluginRegistry
   end
 
   VENDORED_CORE_PRETTY_TEXT_MAP = {
-    "moment.js" => "lib/javascripts/moment.js"
+    "moment.js" => "lib/javascripts/moment.js",
+    "moment-timezone.js" => "lib/javascripts/moment-timezone-with-data.js"
   }
   def self.core_asset_for_name(name)
     asset = VENDORED_CORE_PRETTY_TEXT_MAP[name]