diff --git a/ext/c/lexer.rl b/ext/c/lexer.rl
index e952d6f..9d3ce1c 100644
--- a/ext/c/lexer.rl
+++ b/ext/c/lexer.rl
@@ -28,7 +28,7 @@ on `ts` and `te`) so the macro ignores this argument.
 ID id_advance_line;
 ID id_html_script_p;
 ID id_html_style_p;
-ID id_html;
+ID id_html_p;
 
 %%machine c_lexer;
 
@@ -81,7 +81,7 @@ VALUE oga_xml_lexer_advance(VALUE self, VALUE data_block)
     int lines;
 
     /* Whether or not HTML mode is enabled */
-    int html_p = rb_funcall(self, id_html, 0) == Qtrue;
+    int html_p = rb_funcall(self, id_html_p, 0) == Qtrue;
 
     /* Make sure that all data passed back to Ruby has the proper encoding. */
     rb_encoding *encoding = rb_enc_get(data_block);
@@ -189,7 +189,7 @@ void Init_liboga_xml_lexer()
     id_advance_line  = rb_intern("advance_line");
     id_html_script_p = rb_intern("html_script?");
     id_html_style_p  = rb_intern("html_style?");
-    id_html          = rb_intern("html");
+    id_html_p        = rb_intern("html?");
 
     rb_define_method(cLexer, "advance_native", oga_xml_lexer_advance, 1);
     rb_define_method(cLexer, "reset_native", oga_xml_lexer_reset, 0);
diff --git a/ext/java/org/liboga/xml/Lexer.rl b/ext/java/org/liboga/xml/Lexer.rl
index 12d219d..1292cf6 100644
--- a/ext/java/org/liboga/xml/Lexer.rl
+++ b/ext/java/org/liboga/xml/Lexer.rl
@@ -89,7 +89,7 @@ public class Lexer extends RubyObject
     @JRubyMethod
     public IRubyObject advance_native(ThreadContext context, RubyString rb_str)
     {
-        Boolean html_p = this.callMethod(context, "html").isTrue();
+        Boolean html_p = this.callMethod(context, "html?").isTrue();
 
         Encoding encoding = rb_str.getEncoding();
 
diff --git a/lib/oga/xml/lexer.rb b/lib/oga/xml/lexer.rb
index 45bc7ff..7354f5c 100644
--- a/lib/oga/xml/lexer.rb
+++ b/lib/oga/xml/lexer.rb
@@ -34,14 +34,10 @@ module Oga
     # However, it is perfectly save to use different instances per thread.
     # There is no _global_ state used by this lexer.
     #
-    # @!attribute [r] html
-    #  @return [TrueClass|FalseClass]
     #
     # @private
     #
     class Lexer
-      attr_reader :html
-
       # These are all constant/frozen to remove the need for String allocations
       # every time they are referenced in the lexer.
       HTML_SCRIPT = 'script'.freeze
@@ -206,7 +202,7 @@ module Oga
       # @return [TrueClass|FalseClass]
       #
       def html?
-        return !!html
+        return @html == true
       end
 
       ##
diff --git a/lib/oga/xml/parser.rll b/lib/oga/xml/parser.rll
index c21f320..bf79942 100644
--- a/lib/oga/xml/parser.rll
+++ b/lib/oga/xml/parser.rll
@@ -310,7 +310,7 @@ string_body
   # @return [Oga::XML::Document]
   #
   def on_document(children = [])
-    document = Document.new(:type => @lexer.html ? :html : :xml)
+    document = Document.new(:type => @lexer.html? ? :html : :xml)
 
     children.each do |child|
       if child.is_a?(Doctype)