   #   Notice it's a delimited block.
   #   ====
   {
-    'begin': '^(={4,})+?$'
+    'begin': '^(={4,})$'
     'end': '\\1'
     'name': 'markup.block.example.asciidoc'
     'patterns': [

    'begin': '(^\\.{4,}$)'
    'end': '\\1'
    'name': 'markup.block.literal.asciidoc'
    'patterns': [
      { 'include': [ '#inline', '#codeBlocks'] }
    ]
  }

  # Matches passthrough block

    'begin': '(^\\+{4,}$)'
    'end': '\\1'
    'name': 'markup.block.passthrough.asciidoc'
    'patterns': [ ]
  }

  # Matches quote declaration
