diff --git a/packages/core/src/engines/javascript.ts b/packages/core/src/engines/javascript.ts
index 69592cfd2..32dd39102 100644
--- a/packages/core/src/engines/javascript.ts
+++ b/packages/core/src/engines/javascript.ts
@@ -25,6 +25,8 @@ export class JavaScriptScanner implements PatternScanner {
       try {
         const regex = onigurumaToRegexp(
           p
+            .replace(/\|\\G(\||\))/g, '$1')
+            .replace(/(\(|\|)\\G\|/g, '$1')
             // YAML specific handling; TODO: move to tm-grammars
             .replaceAll('[^\\s[-?:,\\[\\]{}#&*!|>\'"%@`]]', '[^\\s\\-?:,\\[\\]{}#&*!|>\'"%@`]'),
           {
diff --git a/packages/shiki/test/engine-js/__records__/markdown.json b/packages/shiki/test/engine-js/__records__/markdown.json
new file mode 100644
index 000000000..1507f105f
--- /dev/null
+++ b/packages/shiki/test/engine-js/__records__/markdown.json
@@ -0,0 +1,733 @@
+[
+  {
+    "constractor": [
+      [
+        "(^|\\￿)[ ]{0,3}([\\*\\-\\_])([ ]{0,2}\\2){2,}[ \\t]*$\\n?",
+        "(?:^|\\￿)[ ]{0,3}(#{1,6}\\s+(.*?)(\\s+#{1,6})?\\s*)$",
+        "(^|\\￿)[ ]{0,3}(>) ?",
+        "(^|\\￿)([ ]{0,3})([*+-])([ \\t])",
+        "(^|\\￿)([ ]{0,3})(\\d+[\\.\\)])([ \\t])",
+        "(^|\\￿)(\\s*)(`{3,}|~{3,})\\s*(?i:(markdown|md)((\\s+|:|,|\\{|\\?)[^`]*)?$)",
+        "(^|\\￿)(\\s*)(`{3,}|~{3,})\\s*(?=([^`]*)?$)",
+        "(^|\\￿)([ ]{4}|\\t)",
+        "\\s*(\\[)([^]]+?)(\\])(:)[ \\t]*(?:(<)((?:\\\\[<>]|[^<>\\n])*)(>)|(\\S+?))[ \\t]*(?:((\\().+?(\\)))|((\").+?(\"))|((').+?(')))?\\s*$",
+        "(^|\\￿)\\s*(<!--)",
+        "(^|\\￿)(\\|)(?=[^|].+\\|\\s*$)",
+        "(^|\\￿)[ ]{0,3}(?=[^ \\t\\n])"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "# Header\n",
+          0
+        ],
+        "result": {
+          "index": 1,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 9,
+              "length": 9
+            },
+            {
+              "start": 0,
+              "end": 9,
+              "length": 9
+            },
+            {
+              "start": 2,
+              "end": 8,
+              "length": 6
+            },
+            {
+              "start": 4294967295,
+              "end": 4294967295,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "look like:\n",
+          0
+        ],
+        "result": {
+          "index": 11,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            }
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(#{6})\\s+(.*?)(?:\\s+(#+))?\\s*$",
+        "(#{5})\\s+(.*?)(?:\\s+(#+))?\\s*$",
+        "(#{4})\\s+(.*?)(?:\\s+(#+))?\\s*$",
+        "(#{3})\\s+(.*?)(?:\\s+(#+))?\\s*$",
+        "(#{2})\\s+(.*?)(?:\\s+(#+))?\\s*$",
+        "(#{1})\\s+(.*?)(?:\\s+(#+))?\\s*$"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "# Header\n",
+          0
+        ],
+        "result": {
+          "index": 5,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 9,
+              "length": 9
+            },
+            {
+              "start": 0,
+              "end": 1,
+              "length": 1
+            },
+            {
+              "start": 2,
+              "end": 8,
+              "length": 6
+            },
+            {
+              "start": 4294967295,
+              "end": 4294967295,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "# Header\n",
+          9
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "&(?!([a-zA-Z0-9]+|#\\d+|#x[0-9a-fA-F]+);)",
+        "<(?![a-zA-Z/?\\$!])",
+        "(?<open>(\\*\\*(?=\\w)|(?<!\\w)\\*\\*|(?<!\\w)\\b__))(?=\\S)(?=(<[^>]*+>|(?<raw>`+)([^`]|(?!(?<!`)\\k<raw>(?!`))`)*+\\k<raw>|\\\\[\\\\`*_{}\\[\\]()#.!+\\->]?+|\\[((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+\\](([ ]?\\[[^\\]]*+\\])|(\\([ \\t]*+<?(.*?)>?[ \\t]*+((?<title>['\"])(.*?)\\k<title>)?\\))))|(?!(?<=\\S)\\k<open>).)++(?<=\\S)(?=__\\b|\\*\\*)\\k<open>)",
+        "(?<open>(\\*(?=\\w)|(?<!\\w)\\*|(?<!\\w)\\b_))(?=\\S)(?=(<[^>]*+>|(?<raw>`+)([^`]|(?!(?<!`)\\k<raw>(?!`))`)*+\\k<raw>|\\\\[\\\\`*_{}\\[\\]()#.!+\\->]?+|\\[((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+\\](([ ]?\\[[^\\]]*+\\])|(\\([ \\t]*+<?(.*?)>?[ \\t]*+((?<title>['\"])(.*?)\\k<title>)?\\))))|\\k<open>\\k<open>|(?!(?<=\\S)\\k<open>).)++(?<=\\S)(?=_\\b|\\*)\\k<open>)",
+        "(`+)((?:[^`]|(?!(?<!`)\\1(?!`))`)*+)(\\1)",
+        "(?<!\\\\)(~{2,})((?:[^~]|(?!(?<![~\\\\])\\1(?!~))~)*+)(\\1)",
+        "\\\\[-`*_#+.!(){}\\[\\]\\\\>]",
+        "(\\!\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])(\\()[ \\t]*((<)((?:\\\\[<>]|[^<>\\n])*)(>)|((?<url>(?>[^\\s()]+)|\\(\\g<url>*\\))*))[ \\t]*(?:((\\().+?(\\)))|((\").+?(\"))|((').+?(')))?\\s*(\\))",
+        "(\\!\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])[ ]?(\\[)(.*?)(\\])",
+        "(<)((?:mailto:)?[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\\.[a-zA-Z0-9-]+)*)(>)",
+        "(<)((?:https?|ftp)://.*?)(>)",
+        "(\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])(\\()[ \\t]*((<)((?:\\\\[<>]|[^<>\\n])*)(>)|((?<url>(?>[^\\s()]+)|\\(\\g<url>*\\))*))[ \\t]*(?:((\\()[^()]*(\\)))|((\")[^\"]*(\"))|((')[^']*(')))?\\s*(\\))",
+        "(?<![\\]\\\\])(\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])(\\[)([^\\]]*+)(\\])",
+        "(?<![\\]\\\\])(\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])[ ]?(\\[)(\\])",
+        "(?<![\\]\\\\])(\\[)((?:[^\\s\\[\\]\\\\]|\\\\[\\[\\]])+?)((?<!\\\\)\\])"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "# Header",
+          2
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(^|\\￿)[ ]{0,3}([\\*\\-\\_])([ ]{0,2}\\2){2,}[ \\t]*$\\n?",
+        "(?:^|\\￿)[ ]{0,3}(#{1,6}\\s+(.*?)(\\s+#{1,6})?\\s*)$",
+        "(^|\\￿)[ ]{0,3}(>) ?",
+        "(^|\\￿)([ ]{0,3})([*+-])([ \\t])",
+        "(^|\\￿)([ ]{0,3})(\\d+[\\.\\)])([ \\t])",
+        "(^|\\￿)(\\s*)(`{3,}|~{3,})\\s*(?i:(markdown|md)((\\s+|:|,|\\{|\\?)[^`]*)?$)",
+        "(^|\\￿)(\\s*)(`{3,}|~{3,})\\s*(?=([^`]*)?$)",
+        "(^|\\￿)([ ]{4}|\\t)",
+        "\\s*(\\[)([^]]+?)(\\])(:)[ \\t]*(?:(<)((?:\\\\[<>]|[^<>\\n])*)(>)|(\\S+?))[ \\t]*(?:((\\().+?(\\)))|((\").+?(\"))|((').+?(')))?\\s*$",
+        "(^|\\￿)\\s*(<!--)",
+        "(^|\\￿)(\\|)(?=[^|].+\\|\\s*$)",
+        "(^|\\￿)[ ]{0,3}(?=[^ \\t\\n])"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "# Header\n",
+          9
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "This is a paragraph\n",
+          0
+        ],
+        "result": {
+          "index": 11,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "```ts\n",
+          0
+        ],
+        "result": {
+          "index": 6,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 3,
+              "length": 3
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 3,
+              "length": 3
+            },
+            {
+              "start": 3,
+              "end": 6,
+              "length": 3
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "```\n",
+          4
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "  * this one\n",
+          0
+        ],
+        "result": {
+          "index": 3,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 4,
+              "length": 4
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 2,
+              "end": 3,
+              "length": 1
+            },
+            {
+              "start": 3,
+              "end": 4,
+              "length": 1
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "and this\n",
+          0
+        ],
+        "result": {
+          "index": 11,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            }
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "&(?!([a-zA-Z0-9]+|#\\d+|#x[0-9a-fA-F]+);)",
+        "<(?![a-zA-Z/?\\$!])",
+        "(?<open>(\\*\\*(?=\\w)|(?<!\\w)\\*\\*|(?<!\\w)\\b__))(?=\\S)(?=(<[^>]*+>|(?<raw>`+)([^`]|(?!(?<!`)\\k<raw>(?!`))`)*+\\k<raw>|\\\\[\\\\`*_{}\\[\\]()#.!+\\->]?+|\\[((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+\\](([ ]?\\[[^\\]]*+\\])|(\\([ \\t]*+<?(.*?)>?[ \\t]*+((?<title>['\"])(.*?)\\k<title>)?\\))))|(?!(?<=\\S)\\k<open>).)++(?<=\\S)(?=__\\b|\\*\\*)\\k<open>)",
+        "(?<open>(\\*(?=\\w)|(?<!\\w)\\*|(?<!\\w)\\b_))(?=\\S)(?=(<[^>]*+>|(?<raw>`+)([^`]|(?!(?<!`)\\k<raw>(?!`))`)*+\\k<raw>|\\\\[\\\\`*_{}\\[\\]()#.!+\\->]?+|\\[((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+\\](([ ]?\\[[^\\]]*+\\])|(\\([ \\t]*+<?(.*?)>?[ \\t]*+((?<title>['\"])(.*?)\\k<title>)?\\))))|\\k<open>\\k<open>|(?!(?<=\\S)\\k<open>).)++(?<=\\S)(?=_\\b|\\*)\\k<open>)",
+        "(`+)((?:[^`]|(?!(?<!`)\\1(?!`))`)*+)(\\1)",
+        "(?<!\\\\)(~{2,})((?:[^~]|(?!(?<![~\\\\])\\1(?!~))~)*+)(\\1)",
+        "\\\\[-`*_#+.!(){}\\[\\]\\\\>]",
+        "(\\!\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])(\\()[ \\t]*((<)((?:\\\\[<>]|[^<>\\n])*)(>)|((?<url>(?>[^\\s()]+)|\\(\\g<url>*\\))*))[ \\t]*(?:((\\().+?(\\)))|((\").+?(\"))|((').+?(')))?\\s*(\\))",
+        "(\\!\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])[ ]?(\\[)(.*?)(\\])",
+        "(<)((?:mailto:)?[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\\.[a-zA-Z0-9-]+)*)(>)",
+        "(<)((?:https?|ftp)://.*?)(>)",
+        "(\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])(\\()[ \\t]*((<)((?:\\\\[<>]|[^<>\\n])*)(>)|((?<url>(?>[^\\s()]+)|\\(\\g<url>*\\))*))[ \\t]*(?:((\\()[^()]*(\\)))|((\")[^\"]*(\"))|((')[^']*(')))?\\s*(\\))",
+        "(?<![\\]\\\\])(\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])(\\[)([^\\]]*+)(\\])",
+        "(?<![\\]\\\\])(\\[)((?<square>[^\\[\\]\\\\]|\\\\.|\\[\\g<square>*+\\])*+)(\\])[ ]?(\\[)(\\])",
+        "(?<![\\]\\\\])(\\[)((?:[^\\s\\[\\]\\\\]|\\\\[\\[\\]])+?)((?<!\\\\)\\])",
+        "^(={3,})(?=[ \\t]*$\\n?)",
+        "^(-{3,})(?=[ \\t]*$\\n?)"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "This is a paragraph\n",
+          0
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "look like:\n",
+          0
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "  * this one\n",
+          4
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "  * that one\n",
+          4
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "  * the other one\n",
+          4
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "and this\n",
+          0
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(^|\\￿)((?=\\s*[-=]{3,}\\s*$)|[ ]{4,}(?=[^ \\t\\n]))"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "```ts\n",
+          0
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "  * this one\n",
+          0
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(^|\\G)(|\\s{0,3})(```)\\s*$"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "```ts\n",
+          3
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(^|\\￿)(|\\s{0,3})(```)\\s*$"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "const foo = \"bar\"\n",
+          0
+        ],
+        "result": null
+      },
+      {
+        "args": [
+          "```\n",
+          0
+        ],
+        "result": {
+          "index": 0,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 4,
+              "length": 4
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 3,
+              "length": 3
+            }
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(^|\\G)[ ]{0,3}([\\*\\-\\_])([ ]{0,2}\\2){2,}[ \\t]*$\\n?",
+        "(?:^|\\G)[ ]{0,3}(#{1,6}\\s+(.*?)(\\s+#{1,6})?\\s*)$",
+        "(^|\\G)[ ]{0,3}(>) ?",
+        "(^|\\G)([ ]{0,3})([*+-])([ \\t])",
+        "(^|\\G)([ ]{0,3})(\\d+[\\.\\)])([ \\t])",
+        "(^|\\G)(\\s*)(`{3,}|~{3,})\\s*(?i:(markdown|md)((\\s+|:|,|\\{|\\?)[^`]*)?$)",
+        "(^|\\G)(\\s*)(`{3,}|~{3,})\\s*(?=([^`]*)?$)",
+        "(^|\\G)([ ]{4}|\\t)",
+        "\\s*(\\[)([^]]+?)(\\])(:)[ \\t]*(?:(<)((?:\\\\[<>]|[^<>\\n])*)(>)|(\\S+?))[ \\t]*(?:((\\().+?(\\)))|((\").+?(\"))|((').+?(')))?\\s*$",
+        "(^|\\G)\\s*(<!--)",
+        "(^|\\G)(\\|)(?=[^|].+\\|\\s*$)",
+        "(^|\\G)[ ]{0,3}(?=[^ \\t\\n])",
+        "(^|\\G)(?=\\S)(?![*+->]\\s|\\d+\\.\\s)"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "  * this one\n",
+          4
+        ],
+        "result": {
+          "index": 11,
+          "captureIndices": [
+            {
+              "start": 4,
+              "end": 4,
+              "length": 0
+            },
+            {
+              "start": 4,
+              "end": 4,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "  * that one\n",
+          2
+        ],
+        "result": {
+          "index": 3,
+          "captureIndices": [
+            {
+              "start": 2,
+              "end": 4,
+              "length": 2
+            },
+            {
+              "start": 2,
+              "end": 2,
+              "length": 0
+            },
+            {
+              "start": 2,
+              "end": 2,
+              "length": 0
+            },
+            {
+              "start": 2,
+              "end": 3,
+              "length": 1
+            },
+            {
+              "start": 3,
+              "end": 4,
+              "length": 1
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "  * that one\n",
+          4
+        ],
+        "result": {
+          "index": 11,
+          "captureIndices": [
+            {
+              "start": 4,
+              "end": 4,
+              "length": 0
+            },
+            {
+              "start": 4,
+              "end": 4,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "  * the other one\n",
+          2
+        ],
+        "result": {
+          "index": 3,
+          "captureIndices": [
+            {
+              "start": 2,
+              "end": 4,
+              "length": 2
+            },
+            {
+              "start": 2,
+              "end": 2,
+              "length": 0
+            },
+            {
+              "start": 2,
+              "end": 2,
+              "length": 0
+            },
+            {
+              "start": 2,
+              "end": 3,
+              "length": 1
+            },
+            {
+              "start": 3,
+              "end": 4,
+              "length": 1
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "  * the other one\n",
+          4
+        ],
+        "result": {
+          "index": 11,
+          "captureIndices": [
+            {
+              "start": 4,
+              "end": 4,
+              "length": 0
+            },
+            {
+              "start": 4,
+              "end": 4,
+              "length": 0
+            }
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "((^|\\￿)([ ]{2,4}|\\t))|(^[ \\t]*$)"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "  * that one\n",
+          0
+        ],
+        "result": {
+          "index": 0,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 4294967295,
+              "end": 4294967295,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "  * the other one\n",
+          0
+        ],
+        "result": {
+          "index": 0,
+          "captureIndices": [
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 0,
+              "end": 0,
+              "length": 0
+            },
+            {
+              "start": 0,
+              "end": 2,
+              "length": 2
+            },
+            {
+              "start": 4294967295,
+              "end": 4294967295,
+              "length": 0
+            }
+          ]
+        }
+      },
+      {
+        "args": [
+          "and this\n",
+          0
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "(^|\\G)((?=\\s*[-=]{3,}\\s*$)|[ ]{4,}(?=[^ \\t\\n]))"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "  * that one\n",
+          2
+        ],
+        "result": null
+      }
+    ]
+  },
+  {
+    "constractor": [
+      [
+        "((^|\\G)([ ]{2,4}|\\t))|(^[ \\t]*$)"
+      ]
+    ],
+    "executions": [
+      {
+        "args": [
+          "  * the other one\n",
+          2
+        ],
+        "result": null
+      }
+    ]
+  }
+]
diff --git a/packages/shiki/test/engine-js/compare.test.ts b/packages/shiki/test/engine-js/compare.test.ts
index 11612cede..0f99ca375 100644
--- a/packages/shiki/test/engine-js/compare.test.ts
+++ b/packages/shiki/test/engine-js/compare.test.ts
@@ -115,6 +115,31 @@ const cases: Cases[] = [
       ].join('\n'),
     ],
   },
+  {
+    name: 'markdown',
+    theme: () => import('../../src/assets/themes/nord'),
+    lang: () => import('../../src/assets/langs/markdown'),
+    cases: [
+      [
+        '# Header',
+        '',
+        'This is a paragraph',
+        '',
+        '```ts',
+        'const foo = "bar"',
+        '```',
+      ].join('\n'),
+      [
+        'look like:',
+        '',
+        '  * this one',
+        '  * that one',
+        '  * the other one',
+        '',
+        'and this',
+      ].join('\n'),
+    ],
+  },
 ]
 
 describe('cases', async () => {
diff --git a/packages/shiki/test/engine-js/verify.test.ts b/packages/shiki/test/engine-js/verify.test.ts
index 09eb0329b..b299a610b 100644
--- a/packages/shiki/test/engine-js/verify.test.ts
+++ b/packages/shiki/test/engine-js/verify.test.ts
@@ -17,7 +17,9 @@ const cache = new Map<string, RegExp | Error>()
 for (const file of files) {
   // Some token positions are off in this record
   const name = basename(file, '.json')
-  if (name === 'ts-basic')
+
+  // TODO: markdown support is still problematic
+  if (name === 'markdown')
     continue
 
   describe(`record: ${name}`, async () => {
diff --git a/scripts/report-engine-js-compat.md b/scripts/report-engine-js-compat.md
index 1f39d3e21..48ee57973 100644
--- a/scripts/report-engine-js-compat.md
+++ b/scripts/report-engine-js-compat.md
@@ -9,8 +9,8 @@
 | Status          | Number |
 | :-------------- | -----: |
 | Total Languages |    213 |
-| OK              |    178 |
-| Mismatch        |     33 |
+| OK              |    179 |
+| Mismatch        |     32 |
 | Error           |      2 |
 
 | Language           | Highlight Match | Patterns Parsable | Patterns Failed |
@@ -38,6 +38,7 @@
 | cmake              | ✅ OK           | 23                | -               |
 | cobol              | ✅ OK           | 138               | -               |
 | codeowners         | ✅ OK           | 4                 | -               |
+| codeql             | ✅ OK           | 150               | -               |
 | coffee             | ✅ OK           | 120               | -               |
 | common-lisp        | ✅ OK           | 57                | -               |
 | cpp                | ✅ OK           | 220               | -               |
@@ -199,7 +200,6 @@
 | beancount          | ⚠️ Mismatch     | 39                | -               |
 | blade              | ⚠️ Mismatch     | 330               | -               |
 | cadence            | ⚠️ Mismatch     | 71                | -               |
-| codeql             | ⚠️ Mismatch     | 150               | -               |
 | coq                | ⚠️ Mismatch     | 25                | -               |
 | cue                | ⚠️ Mismatch     | 85                | -               |
 | cypher             | ⚠️ Mismatch     | 39                | -               |