diff --git a/lib/parser_block.js b/lib/parser_block.js
index 0ff3194..921c851 100644
--- a/lib/parser_block.js
+++ b/lib/parser_block.js
@@ -10,9 +10,11 @@ var Ruler           = require('./ruler');
 
 
 var _rules = [
+  // First 2 params - rule name & source. Secondary array - list of rules,
+  // which can be terminated by this one.
   [ 'code',       require('./rules_block/code') ],
   [ 'fence',      require('./rules_block/fence'),      [ 'paragraph', 'reference', 'blockquote', 'list' ] ],
-  [ 'blockquote', require('./rules_block/blockquote'), [ 'paragraph', 'reference', 'blockquote', 'list' ] ],
+  [ 'blockquote', require('./rules_block/blockquote'), [ 'paragraph', 'reference', 'list' ] ],
   [ 'hr',         require('./rules_block/hr'),         [ 'paragraph', 'reference', 'blockquote', 'list' ] ],
   [ 'list',       require('./rules_block/list'),       [ 'paragraph', 'reference', 'blockquote' ] ],
   [ 'reference',  require('./rules_block/reference') ],