diff --git a/spec/lib/microformats2/collection_spec.rb b/spec/lib/microformats2/collection_spec.rb
index 05a7db2..dfca7f3 100644
--- a/spec/lib/microformats2/collection_spec.rb
+++ b/spec/lib/microformats2/collection_spec.rb
@@ -180,7 +180,7 @@ describe Microformats2::Collection do
     describe "rels.html" do
       before do
         html = "spec/support/lib/microformats2/rels.html"
-        @collection = Microformats2.parse(html, nil)
+        @collection = Microformats2.parse(html)
       end
       describe "#to_json" do
         it "should match rels.js" do