diff --git a/Gemfile.lock b/Gemfile.lock
index 367820c..06a3a28 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -212,3 +212,6 @@ DEPENDENCIES
   twitter-bootstrap-rails
   uglifier (>= 1.3.0)
   web-console (~> 2.0)
+
+BUNDLED WITH
+   1.10.4
diff --git a/db/schema.rb b/db/schema.rb
index 19c35dc..dbe6338 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -23,14 +23,6 @@
     t.text     "txn_id"
   end
 
-  create_table "history_record_datapoints", force: :cascade do |t|
-    t.integer  "history_record_id"
-    t.string   "dp_field"
-    t.string   "dp_value"
-    t.datetime "created_at",        null: false
-    t.datetime "updated_at",        null: false
-  end
-
   create_table "history_records", force: :cascade do |t|
     t.text     "title"
     t.text     "http_api_address"