diff --git a/lib/searchkick/index.rb b/lib/searchkick/index.rb
index d277dc1..f3f082e 100644
--- a/lib/searchkick/index.rb
+++ b/lib/searchkick/index.rb
@@ -40,11 +40,11 @@ module Searchkick
     end
 
     def import(records)
-      if records.any?
+      records.group_by{|r| document_type(r) }.each do |type, batch|
         client.bulk(
           index: name,
-          type: document_type(records.first),
-          body: records.map{|r| data = search_data(r); {index: {_id: data["_id"] || data["id"] || r.id, data: data}} }
+          type: type,
+          body: batch.map{|r| data = search_data(r); {index: {_id: data["_id"] || data["id"] || r.id, data: data}} }
         )
       end
     end
diff --git a/test/inheritance_test.rb b/test/inheritance_test.rb
index 0840a5e..c6dde4f 100644
--- a/test/inheritance_test.rb
+++ b/test/inheritance_test.rb
@@ -62,6 +62,13 @@ class TestInheritance < Minitest::Unit::TestCase
     assert_equal ["tiger"], Animal.search("tige", fields: [:name], suggest: true).suggestions.sort
   end
 
+  def test_reindex
+    store_names ["Bear A"], Cat
+    store_names ["Bear B"], Dog
+    Animal.reindex
+    assert_equal 1, Dog.search("bear").size
+  end
+
   # TODO move somewhere better
 
   def test_multiple_indices
--
libgit2 0.21.0