diff --git a/lib/elastic_search_helper.rb b/lib/elastic_search_helper.rb
index 700938d..920a0ab 100644
--- a/lib/elastic_search_helper.rb
+++ b/lib/elastic_search_helper.rb
@@ -31,8 +31,19 @@ class ElasticSearchHelper
       "mappings": {
         "_doc": {
           "properties": {
-            "type": { "type": "keyword" }, 
-            "paste_metadata": { "type": "nested" }
+            "type": { "type": "keyword" },
+            "paste_metadata": { "type": "nested" },
+            "properties": {
+              "scrape_url": { "type": "string" },
+              "full_url": { "type": "string" },
+              "date": { "type": "string" },
+              "size": { "type": "string" },
+              "expire": { "type": "string" },
+              "title": { "type": "string" },
+              "syntax": { "type": "string" },
+              "user": { "type": "string" },
+              "hits": { "type": "string" }
+            }
           }
         }
       }