diff --git a/CHANGELOG.md b/CHANGELOG.md
index b463eecbd..ea98b4a7a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 * [#630](https://github.com/berkmancenter/lumendatabase/pull/630) Updates caching strategy on home page to be more resilient across deploys.
 * [#630](https://github.com/berkmancenter/lumendatabase/pull/630) Improves documentation (Elasticsearch indexing, release procedures).
 
+## [20.11a](https://github.com/berkmancenter/lumendatabase/releases/tag/2020.11a) - 2020-11-21
+### Changed
+  *  Clean up the production log.
+
 ## [20.11](https://github.com/berkmancenter/lumendatabase/releases/tag/2020.11) - 2020-11-11
 ### Changed
   *  Allow to customize the search index name during the `run_catchup_es_indexing` task.
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index f00d29b5c..7cdd8a5fd 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -72,8 +72,9 @@ def store_action
     store_location_for(:user, request.fullpath)
   end
 
-  def resource_not_found(exception)
-    logger.error(exception)
+  def resource_not_found(exception = false)
+    logger404s = Logger.new("#{Rails.root}/log/#{Rails.env}_404s.log")
+    logger404s.error(exception) if exception
 
     respond_to do |format|
       format.html do
diff --git a/app/controllers/notices_controller.rb b/app/controllers/notices_controller.rb
index 6b4fedc03..111957b18 100644
--- a/app/controllers/notices_controller.rb
+++ b/app/controllers/notices_controller.rb
@@ -60,7 +60,7 @@ def create
   end
 
   def show
-    return unless (@notice = Notice.find(params[:id]))
+    return resource_not_found("Can't fing notice with id=#{params[:id]}") unless (@notice = Notice.find_by(id: params[:id]))
 
     respond_to do |format|
       format.html { show_render_html }
@@ -68,15 +68,21 @@ def show
         render json: @notice,
                serializer: NoticeSerializerProxy,
                root: json_root_for(@notice.class)
-       end
+      end
     end
   end
 
   def feed
-    @recent_notices = Rails.cache.fetch(
+    notice_ids = Rails.cache.fetch(
       'recent_notices',
       expires_in: 1.hour
-    ) { Notice.visible.recent }
+    ) do
+      @notices = Notice.visible.recent
+      @notices.pluck(:id)
+    end
+
+    @recent_notices ||= Notice.where(id: notice_ids)
+
     respond_to do |format|
       format.rss { render layout: false }
     end