diff --git a/benchmark/html/lexer/string_average_bench.rb b/benchmark/html/lexer/string_average_bench.rb
new file mode 100644
index 0000000..ddb2923
--- /dev/null
+++ b/benchmark/html/lexer/string_average_bench.rb
@@ -0,0 +1,7 @@
+require_relative '../../benchmark_helper'
+
+xml = read_big_xml
+
+measure_average do
+  Oga::XML::Lexer.new(xml, :html => true).advance { }
+end