diff --git a/lib/searchkick.rb b/lib/searchkick.rb
index c9df9a6..313b099 100644
--- a/lib/searchkick.rb
+++ b/lib/searchkick.rb
@@ -103,12 +103,10 @@ module Searchkick
     if items.any?
       response = client.bulk(body: items)
       if response["errors"]
-        messages = response["items"].map do |item|
+        first_with_error = response["items"].map do |item|
           (item["index"] || item["delete"])
-        end.select { |item| item["error"] }.map do |item|
-          "#{item["error"]} on item with id '#{item["_id"]}'"
-        end.join "\n"
-        raise Searchkick::ImportError, messages
+        end.find { |item| item["error"] }
+        raise Searchkick::ImportError, "#{first_with_error["error"]} on item with id '#{first_with_error["_id"]}'"
       end
     end
   end
diff --git a/test/errors_test.rb b/test/errors_test.rb
index 00511d8..7d26b74 100644
--- a/test/errors_test.rb
+++ b/test/errors_test.rb
@@ -2,16 +2,18 @@ require_relative "test_helper"
 
 class ErrorsTest < Minitest::Test
   def test_bulk_import_raises_with_full_message
-    valid_dog = Dog.new(name: "2016-01-01")
-    invalid_dog_1 = Dog.new(name: "Bucket")
-    invalid_dog_2 = Dog.new(name: "Ol' One-Leg")
-    index = Searchkick::Index.new "dogs"
-    message = nil
-    begin
-      index.bulk_index [valid_dog, invalid_dog_1, invalid_dog_2]
-    rescue Searchkick::ImportError => e
-      message = e.message
+    valid_dog = Dog.new(name: "2016-01-02")
+    invalid_dog = Dog.new(name: "Ol' One-Leg")
+    index = Searchkick::Index.new "dogs", mappings: {
+      dog: {
+        properties: {
+          name: { type: "date" }
+        }
+      }
+    }
+    error = assert_raises(Searchkick::ImportError) do
+      index.bulk_index [valid_dog, invalid_dog]
     end
-    assert_match /MapperParsingException.*Bucket.*Ol' One-Leg/m, message
+    assert_match /MapperParsingException.*Ol' One-Leg/, error.message
   end
 end
--
libgit2 0.21.0