diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index 955f2c7..d7ec04a 100644
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -57,7 +57,7 @@ class ApiController < ApplicationController
     I18n.locale = :zh_tw
     name_zh_tw = category.title
     category_id = category.id.to_s
-        @data << { name_en: name_en, name_zh_tw: name_zh_tw, category_id: category_id, location_link: "http://#{request.host_with_port}"+"/#{get_locations_api_index_path}"+"?category_id=#{category_id}"}
+        @data << { name_en: name_en, name_zh_tw: name_zh_tw, category_id: category_id, location_link: "http://#{request.host_with_port}"+"#{get_locations_api_index_path}"+"?category_id=#{category_id}"}
     end
 
     render :json => JSON.pretty_generate(@data)