diff --git a/app/controllers/announcements_controller.rb b/app/controllers/announcements_controller.rb
index ddc3745..27c8bd8 100644
--- a/app/controllers/announcements_controller.rb
+++ b/app/controllers/announcements_controller.rb
@@ -173,12 +173,12 @@ class AnnouncementsController < ApplicationController
     tags = tags.uniq
     tags_translations = Tag.where(:id.in=>tags).map{|t| [t.id.to_s,t.name]}
     if tags.include?("all")
-      tags_translations = ["all",I18n.t(:all)] + tags_translations
+      tags_translations = [["all",I18n.t(:all)]] + tags_translations
     end
     tags_translations = tags_translations.to_h
     cats_translations = Category.where(:id.in=>cats).map{|c| [c.id.to_s,c.title]}
     if cats.include?("all")
-      cats_translations = ["all",I18n.t(:all)] + cats_translations
+      cats_translations = [["all",I18n.t(:all)]] + cats_translations
     end
     cats_translations = cats_translations.to_h
     cats_relations = cats_translations.map{|cat_id,t|