diff --git a/config/default.json b/config/default.json
index b3229de..fa62a2e 100644
--- a/config/default.json
+++ b/config/default.json
@@ -20,42 +20,74 @@
   },
   "highlights": {
     "abap": "ABAP",
+    "abnf": "Augmented Backus–Naur form",
     "actionscript": "ActionScript",
     "ada": "Ada",
+    "al": "AL",
+    "antlr4": "ANTLR4",
     "apacheconf": "Apache Configuration",
     "apl": "APL",
     "applescript": "AppleScript",
+    "aql": "AQL",
+    "arduino": "Arduino",
+    "arff": "ARFF",
     "asciidoc": "AsciiDoc",
+    "asm6502": "6502 Assembly",
     "aspnet": "ASP.NET (C#)",
-    "autoit": "AutoIt",
+    "atom": "Atom",
     "autohotkey": "AutoHotkey",
+    "autoit": "AutoIt",
     "bash": "Bash",
     "basic": "BASIC",
     "batch": "Batch",
+    "bbcode": "BBcode",
     "bison": "Bison",
+    "bnf": "Backus–Naur form",
     "brainfuck": "Brainfuck",
+    "brightscript": "BrightScript",
     "bro": "Bro",
     "c": "C",
+    "cil": "CIL",
     "clike": "C-like",
-    "csharp": "C#",
-    "cpp": "C++",
+    "clojure": "Clojure",
+    "cmake": "CMake",
     "coffeescript": "CoffeeScript",
+    "concurnas": "Concurnas",
+    "cpp": "C++",
     "crystal": "Crystal",
-    "css": "CSS",
+    "csharp": "C#",
+    "csp": "Content-Security-Policy",
     "css-extras": "CSS Extras",
+    "css": "CSS",
     "d": "D",
     "dart": "Dart",
-    "django": "Django/Jinja2",
+    "dax": "DAX",
     "diff": "Diff",
+    "django": "Django",
+    "dns-zone-file": "DNS zone file",
     "docker": "Docker",
+    "ebnf": "Extended Backus–Naur form",
     "eiffel": "Eiffel",
+    "ejs": "EJS",
     "elixir": "Elixir",
+    "elm": "Elm",
+    "erb": "ERB",
     "erlang": "Erlang",
-    "fsharp": "F#",
+    "etlua": "Embedded Lua templating",
+    "excel-formula": "Excel Formula",
+    "factor": "Factor",
+    "firestore-security-rules": "Firestore security rules",
+    "flow": "Flow",
     "fortran": "Fortran",
+    "fsharp": "F#",
+    "ftl": "FreeMarker Template Language",
+    "gcode": "G-code",
+    "gdscript": "GDScript",
+    "gedcom": "GEDCOM",
     "gherkin": "Gherkin",
     "git": "Git",
     "glsl": "GLSL",
+    "gml": "GameMaker Language",
     "go": "Go",
     "graphql": "GraphQL",
     "groovy": "Groovy",
@@ -63,85 +95,157 @@
     "handlebars": "Handlebars",
     "haskell": "Haskell",
     "haxe": "Haxe",
+    "hcl": "HCL",
+    "hlsl": "HLSL",
+    "hpkp": "HTTP Public-Key-Pins",
+    "hsts": "HTTP Strict-Transport-Security",
+    "html": "HTML",
     "http": "HTTP",
+    "ichigojam": "IchigoJam",
     "icon": "Icon",
+    "iecst": "Structured Text (IEC 61131-3)",
     "inform7": "Inform 7",
     "ini": "Ini",
+    "io": "Io",
     "j": "J",
-    "jade": "Jade",
     "java": "Java",
+    "javadoc": "JavaDoc",
+    "javadoclike": "JavaDoc-like",
     "javascript": "JavaScript",
+    "javastacktrace": "Java stack trace",
+    "jinja2": "Jinja2",
     "jolie": "Jolie",
+    "jq": "JQ",
+    "js-extras": "JS Extras",
+    "js-templates": "JS Templates",
+    "jsdoc": "JSDoc",
     "json": "JSON",
+    "json5": "JSON5",
+    "jsonp": "JSONP",
+    "jsstacktrace": "JS stack trace",
+    "jsx": "React JSX",
     "julia": "Julia",
     "keyman": "Keyman",
     "kotlin": "Kotlin",
     "latex": "LaTeX",
+    "latte": "Latte",
     "less": "Less",
+    "lilypond": "LilyPond",
+    "liquid": "Liquid",
+    "lisp": "Lisp",
     "livescript": "LiveScript",
+    "llvm": "LLVM IR",
     "lolcode": "LOLCODE",
     "lua": "Lua",
     "makefile": "Makefile",
     "markdown": "Markdown",
-    "markup": "Markup",
+    "markup-templating": "Markup templating",
+    "mathml": "MathML",
     "matlab": "MATLAB",
     "mel": "MEL",
     "mizar": "Mizar",
     "monkey": "Monkey",
+    "moonscript": "MoonScript",
+    "n1ql": "N1QL",
+    "n4js": "N4JS",
+    "nand2tetris-hdl": "Nand To Tetris HDL",
     "nasm": "NASM",
+    "neon": "NEON",
     "nginx": "nginx",
     "nim": "Nim",
     "nix": "Nix",
     "nsis": "NSIS",
     "objectivec": "Objective-C",
     "ocaml": "OCaml",
+    "opencl": "OpenCL",
     "oz": "Oz",
     "parigp": "PARI/GP",
     "parser": "Parser",
     "pascal": "Pascal",
+    "pascaligo": "Pascaligo",
+    "pcaxis": "PC-Axis",
+    "peoplecode": "PeopleCode",
     "perl": "Perl",
-    "php": "PHP",
     "php-extras": "PHP Extras",
+    "php": "PHP",
+    "phpdoc": "PHPDoc",
     "plain": "Plain text",
+    "plsql": "PL/SQL",
+    "powerquery": "PowerQuery",
     "powershell": "PowerShell",
     "processing": "Processing",
     "prolog": "Prolog",
     "properties": ".properties",
-    "Protocol Buffers": "protobuf",
+    "protobuf": "Protocol Buffers",
+    "pug": "Pug",
     "puppet": "Puppet",
     "pure": "Pure",
+    "purebasic": "PureBasic",
     "python": "Python",
-    "q": "Q",
+    "q": "Q (kdb+ database)",
+    "qml": "QML",
     "qore": "Qore",
     "r": "R",
-    "jsx": "React JSX",
+    "racket": "Racket",
     "reason": "Reason",
+    "regex": "Regex",
+    "renpy": "Ren'py",
     "rest": "reST (reStructuredText)",
     "rip": "Rip",
     "roboconf": "Roboconf",
+    "robotframework": "Robot Framework",
+    "rss": "RSS",
     "ruby": "Ruby",
     "rust": "Rust",
     "sas": "SAS",
     "sass": "Sass (Sass)",
-    "scss": "Sass (Scss)",
     "scala": "Scala",
     "scheme": "Scheme",
-    "bash": "Shell",
+    "scss": "Sass (Scss)",
+    "shell-session": "Shell session",
+    "shell": "Shell",
     "smalltalk": "Smalltalk",
     "smarty": "Smarty",
+    "solidity": "Solidity (Ethereum)",
+    "solution-file": "Solution file",
+    "soy": "Soy (Closure Template)",
+    "sparql": "SPARQL",
+    "splunk-spl": "Splunk SPL",
+    "sqf": "SQF",
     "sql": "SQL",
+    "ssml": "SSML",
     "stylus": "Stylus",
+    "svg": "SVG",
     "swift": "Swift",
+    "t4-cs": "T4 Text Templates (C#)",
+    "t4-templating": "T4 templating",
+    "t4-vb": "T4 Text Templates (VB)",
+    "tap": "TAP",
     "tcl": "Tcl",
     "textile": "Textile",
+    "toml": "TOML",
+    "tsx": "React TSX",
+    "tt2": "Template Toolkit 2",
+    "turtle": "Turtle",
     "twig": "Twig",
     "typescript": "TypeScript",
-    "VB.Net": "vbnet",
+    "unrealscript": "UnrealScript",
+    "vala": "Vala",
+    "vbnet": "VB.Net",
+    "velocity": "Velocity",
     "verilog": "Verilog",
     "vhdl": "VHDL",
     "vim": "vim",
+    "visual-basic": "Visual Basic",
+    "warpscript": "WarpScript",
+    "wasm": "WebAssembly",
     "wiki": "Wiki markup",
+    "xeora": "Xeora",
+    "xml-doc": "XML doc (.net)",
+    "xml": "XML",
     "xojo": "Xojo (REALbasic)",
-    "yaml": "YAML"
+    "xquery": "XQuery",
+    "yaml": "YAML",
+    "zig": "Zig"
   }
 }