diff --git a/lib/rspec-html-matchers.rb b/lib/rspec-html-matchers.rb
index <HASH>..<HASH> 100644
--- a/lib/rspec-html-matchers.rb
+++ b/lib/rspec-html-matchers.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+require 'rspec'
 require 'nokogiri'
 
 module RSpec
requiring rspec (rspec has to be there before html matchers)