diff --git a/app/models/post/indexable.rb b/app/models/post/indexable.rb
index bee02e5..8a12e40 100644
--- a/app/models/post/indexable.rb
+++ b/app/models/post/indexable.rb
@@ -61,7 +61,7 @@ class Post
       # @return [String]
       def indexable_content
         indexable_attributes.map do |attr|
-          self[attr].to_s.remove("\n")
+          self[attr].to_s.tr("\n", ' ')
         end.join("\n").squeeze("\n")
       end