         ]
       }
       {
-        comment: '\url{URL}'
+        comment: '\\url{URL}'
         match: '((\\\\)(?:nolink|hyperbase)url)(\\{)(.*?)(\\})'
         captures:
           1:

    comment: 'Intended to match the url commands provided by hyperref. Less lenient than I would like, but difficult to improve.'
    patterns: [
      {
        comment: '\href[options]{URL}{text}'
        begin: '((\\\\)href)\\s*(?:(\\[)(.*?)(\\]))?\\s*(\\{)(.*?)(\\})(\\{)'
        beginCaptures:
          1:

            name: 'punctuation.definition.arguments.end.latex'
      }
      {
        comment: '\\hyperimage{URL}{text}'
        begin: '((\\\\)hyperimage)(\\{)(.*?)(\\})(\\{)'
        beginCaptures:
          1:
