diff --git a/app/models/post.rb b/app/models/post.rb
index 9b6c72a21..bbdc19143 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -1229,8 +1229,14 @@ class Post < ActiveRecord::Base
       list
     end
 
+    def associated_attributes
+      [ :pixiv_ugoira_frame_data ]
+    end
+
     def serializable_hash(options = {})
       options ||= {}
+      options[:include] ||= []
+      options[:include] += associated_attributes
       options[:except] ||= []
       options[:except] += hidden_attributes
       unless options[:builder]
diff --git a/app/views/posts/partials/show/_ugoira.html.erb b/app/views/posts/partials/show/_ugoira.html.erb
index 59e5eb407..6c2ad70ae 100644
--- a/app/views/posts/partials/show/_ugoira.html.erb
+++ b/app/views/posts/partials/show/_ugoira.html.erb
@@ -16,7 +16,9 @@
   "data-has-children" => post.has_children?,
   "data-has-active-children" => post.has_active_children?,
   "data-score" => post.score,
-  "data-fav-count" => post.fav_count
+  "data-fav-count" => post.fav_count,
+  "data-ugoira-frames" => post.pixiv_ugoira_frame_data.data.to_json,
+  "data-ugoira-content-type" => post.pixiv_ugoira_frame_data.content_type.to_json,
 ) %>
 
 <div id="ugoira-controls">