diff --git a/package.json b/package.json
index 74b7910..a66a4d8 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "highlight.js": "^9.13.1",
     "js-sha1": "^0.6.0",
     "katex": "^0.10.0-beta",
-    "showdown": "^1.8.6",
+    "showdown": "^1.9.1",
     "tree-sitter-hl": "git://github.com/nikolads/tree-sitter-hl.git",
     "yaml": "^1.0.3"
   }
diff --git a/yarn.lock b/yarn.lock
index 1fb8622..67f8d52 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,15 +2,12 @@
 # yarn lockfile v1
 
 
-ansi-regex@^2.0.0:
-  version "2.1.1"
-  resolved "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz"
-
-ansi-regex@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz"
+ansi-regex@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.1.0.tgz#8b9f8f08cf1acb843756a839ca8c7e3168c51997"
+  integrity sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==
 
-ansi-styles@^3.2.1:
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz"
   dependencies:
@@ -37,9 +34,10 @@ array-back@^2.0.0:
   dependencies:
     typical "^2.6.1"
 
-camelcase@^4.1.0:
-  version "4.1.0"
-  resolved "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz"
+camelcase@^5.0.0:
+  version "5.3.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.3.1.tgz#e3c9b31569e106811df242f715725a1f4c494320"
+  integrity sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==
 
 chalk@^2.4.1:
   version "2.4.1"
@@ -57,17 +55,14 @@ chalk@~0.4.0:
     has-color "~0.1.0"
     strip-ansi "~0.1.0"
 
-cliui@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz"
+cliui@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-5.0.0.tgz#deefcfdb2e800784aa34f46fa08e06851c7bbbc5"
+  integrity sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==
   dependencies:
-    string-width "^2.1.1"
-    strip-ansi "^4.0.0"
-    wrap-ansi "^2.0.0"
-
-code-point-at@^1.0.0:
-  version "1.1.0"
-  resolved "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz"
+    string-width "^3.1.0"
+    strip-ansi "^5.2.0"
+    wrap-ansi "^5.1.0"
 
 color-convert@^1.9.0:
   version "1.9.3"
@@ -98,38 +93,24 @@ command-line-usage@^5.0.5:
     table-layout "^0.4.3"
     typical "^2.6.1"
 
-cross-spawn@^5.0.1:
-  version "5.1.0"
-  resolved "https://registry.npmjs.org/cross-spawn/-/cross-spawn-5.1.0.tgz"
-  dependencies:
-    lru-cache "^4.0.1"
-    shebang-command "^1.2.0"
-    which "^1.2.9"
-
-decamelize@^1.1.1:
+decamelize@^1.2.0:
   version "1.2.0"
-  resolved "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz"
+  resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
+  integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
 
 deep-extend@~0.6.0:
   version "0.6.0"
   resolved "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz"
 
+emoji-regex@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
+  integrity sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==
+
 escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz"
 
-execa@^0.7.0:
-  version "0.7.0"
-  resolved "https://registry.npmjs.org/execa/-/execa-0.7.0.tgz"
-  dependencies:
-    cross-spawn "^5.0.1"
-    get-stream "^3.0.0"
-    is-stream "^1.1.0"
-    npm-run-path "^2.0.0"
-    p-finally "^1.0.0"
-    signal-exit "^3.0.0"
-    strip-eof "^1.0.0"
-
 find-replace@^2.0.1:
   version "2.0.1"
   resolved "https://registry.npmjs.org/find-replace/-/find-replace-2.0.1.tgz"
@@ -137,11 +118,12 @@ find-replace@^2.0.1:
     array-back "^2.0.0"
     test-value "^3.0.0"
 
-find-up@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz"
+find-up@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-3.0.0.tgz#49169f1d7993430646da61ecc5ae355c21c97b73"
+  integrity sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==
   dependencies:
-    locate-path "^2.0.0"
+    locate-path "^3.0.0"
 
 fs-extra@^7.0.0:
   version "7.0.0"
@@ -151,13 +133,10 @@ fs-extra@^7.0.0:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
-get-caller-file@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.2.tgz"
-
-get-stream@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz"
+get-caller-file@^2.0.1:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
+  integrity sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==
 
 graceful-fs@^4.1.2, graceful-fs@^4.1.6:
   version "4.1.11"
@@ -175,28 +154,10 @@ highlight.js@^9.13.1:
   version "9.13.1"
   resolved "https://registry.npmjs.org/highlight.js/-/highlight.js-9.13.1.tgz"
 
-invert-kv@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/invert-kv/-/invert-kv-1.0.0.tgz"
-
-is-fullwidth-code-point@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz"
-  dependencies:
-    number-is-nan "^1.0.0"
-
 is-fullwidth-code-point@^2.0.0:
   version "2.0.0"
   resolved "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz"
 
-is-stream@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz"
-
-isexe@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz"
-
 js-sha1@^0.6.0:
   version "0.6.0"
   resolved "https://registry.npmjs.org/js-sha1/-/js-sha1-0.6.0.tgz"
@@ -214,17 +175,12 @@ katex@^0.10.0-beta:
     match-at "^0.1.1"
     nomnom "^1.8.1"
 
-lcid@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/lcid/-/lcid-1.0.0.tgz"
-  dependencies:
-    invert-kv "^1.0.0"
-
-locate-path@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.npmjs.org/locate-path/-/locate-path-2.0.0.tgz"
+locate-path@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-3.0.0.tgz#dbec3b3ab759758071b58fe59fc41871af21400e"
+  integrity sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==
   dependencies:
-    p-locate "^2.0.0"
+    p-locate "^3.0.0"
     path-exists "^3.0.0"
 
 lodash.camelcase@^4.3.0:
@@ -235,27 +191,10 @@ lodash.padend@^4.6.1:
   version "4.6.1"
   resolved "https://registry.npmjs.org/lodash.padend/-/lodash.padend-4.6.1.tgz"
 
-lru-cache@^4.0.1:
-  version "4.1.3"
-  resolved "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.3.tgz"
-  dependencies:
-    pseudomap "^1.0.2"
-    yallist "^2.1.2"
-
 match-at@^0.1.1:
   version "0.1.1"
   resolved "https://registry.npmjs.org/match-at/-/match-at-0.1.1.tgz"
 
-mem@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.npmjs.org/mem/-/mem-1.1.0.tgz"
-  dependencies:
-    mimic-fn "^1.0.0"
-
-mimic-fn@^1.0.0:
-  version "1.2.0"
-  resolved "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz"
-
 nomnom@^1.8.1:
   version "1.8.1"
   resolved "https://registry.npmjs.org/nomnom/-/nomnom-1.8.1.tgz"
@@ -263,56 +202,29 @@ nomnom@^1.8.1:
     chalk "~0.4.0"
     underscore "~1.6.0"
 
-npm-run-path@^2.0.0:
-  version "2.0.2"
-  resolved "https://registry.npmjs.org/npm-run-path/-/npm-run-path-2.0.2.tgz"
+p-limit@^2.0.0:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.3.0.tgz#3dd33c647a214fdfffd835933eb086da0dc21db1"
+  integrity sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==
   dependencies:
-    path-key "^2.0.0"
+    p-try "^2.0.0"
 
-number-is-nan@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz"
-
-os-locale@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.npmjs.org/os-locale/-/os-locale-2.1.0.tgz"
-  dependencies:
-    execa "^0.7.0"
-    lcid "^1.0.0"
-    mem "^1.1.0"
-
-p-finally@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz"
-
-p-limit@^1.1.0:
-  version "1.3.0"
-  resolved "https://registry.npmjs.org/p-limit/-/p-limit-1.3.0.tgz"
-  dependencies:
-    p-try "^1.0.0"
-
-p-locate@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.npmjs.org/p-locate/-/p-locate-2.0.0.tgz"
+p-locate@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-3.0.0.tgz#322d69a05c0264b25997d9f40cd8a891ab0064a4"
+  integrity sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==
   dependencies:
-    p-limit "^1.1.0"
+    p-limit "^2.0.0"
 
-p-try@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/p-try/-/p-try-1.0.0.tgz"
+p-try@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/p-try/-/p-try-2.2.0.tgz#cb2868540e313d61de58fafbe35ce9004d5540e6"
+  integrity sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==
 
 path-exists@^3.0.0:
   version "3.0.0"
   resolved "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz"
 
-path-key@^2.0.0:
-  version "2.0.1"
-  resolved "https://registry.npmjs.org/path-key/-/path-key-2.0.1.tgz"
-
-pseudomap@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz"
-
 reduce-flatten@^1.0.1:
   version "1.0.1"
   resolved "https://registry.npmjs.org/reduce-flatten/-/reduce-flatten-1.0.1.tgz"
@@ -321,69 +233,42 @@ require-directory@^2.1.1:
   version "2.1.1"
   resolved "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz"
 
-require-main-filename@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz"
+require-main-filename@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
+  integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
 
 set-blocking@^2.0.0:
   version "2.0.0"
   resolved "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz"
 
-shebang-command@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz"
+showdown@^1.9.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/showdown/-/showdown-1.9.1.tgz#134e148e75cd4623e09c21b0511977d79b5ad0ef"
+  integrity sha512-9cGuS382HcvExtf5AHk7Cb4pAeQQ+h0eTr33V1mu+crYWV4KvWAw6el92bDrqGEk5d46Ai/fhbEUwqJ/mTCNEA==
   dependencies:
-    shebang-regex "^1.0.0"
+    yargs "^14.2"
 
-shebang-regex@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/shebang-regex/-/shebang-regex-1.0.0.tgz"
-
-showdown@^1.8.6:
-  version "1.8.6"
-  resolved "https://registry.npmjs.org/showdown/-/showdown-1.8.6.tgz"
-  dependencies:
-    yargs "^10.0.3"
-
-signal-exit@^3.0.0:
-  version "3.0.2"
-  resolved "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz"
-
-string-width@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz"
-  dependencies:
-    code-point-at "^1.0.0"
-    is-fullwidth-code-point "^1.0.0"
-    strip-ansi "^3.0.0"
-
-string-width@^2.0.0, string-width@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz"
+string-width@^3.0.0, string-width@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-3.1.0.tgz#22767be21b62af1081574306f69ac51b62203961"
+  integrity sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==
   dependencies:
+    emoji-regex "^7.0.1"
     is-fullwidth-code-point "^2.0.0"
-    strip-ansi "^4.0.0"
+    strip-ansi "^5.1.0"
 
-strip-ansi@^3.0.0, strip-ansi@^3.0.1:
-  version "3.0.1"
-  resolved "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz"
+strip-ansi@^5.0.0, strip-ansi@^5.1.0, strip-ansi@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-5.2.0.tgz#8c9a536feb6afc962bdfa5b104a5091c1ad9c0ae"
+  integrity sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==
   dependencies:
-    ansi-regex "^2.0.0"
-
-strip-ansi@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz"
-  dependencies:
-    ansi-regex "^3.0.0"
+    ansi-regex "^4.1.0"
 
 strip-ansi@~0.1.0:
   version "0.1.1"
   resolved "https://registry.npmjs.org/strip-ansi/-/strip-ansi-0.1.1.tgz"
 
-strip-eof@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz"
-
 supports-color@^5.3.0:
   version "5.5.0"
   resolved "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz"
@@ -427,12 +312,6 @@ which-module@^2.0.0:
   version "2.0.0"
   resolved "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz"
 
-which@^1.2.9:
-  version "1.3.1"
-  resolved "https://registry.npmjs.org/which/-/which-1.3.1.tgz"
-  dependencies:
-    isexe "^2.0.0"
-
 wordwrapjs@^3.0.0:
   version "3.0.0"
   resolved "https://registry.npmjs.org/wordwrapjs/-/wordwrapjs-3.0.0.tgz"
@@ -440,45 +319,46 @@ wordwrapjs@^3.0.0:
     reduce-flatten "^1.0.1"
     typical "^2.6.1"
 
-wrap-ansi@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz"
+wrap-ansi@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-5.1.0.tgz#1fd1f67235d5b6d0fee781056001bfb694c03b09"
+  integrity sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==
   dependencies:
-    string-width "^1.0.1"
-    strip-ansi "^3.0.1"
-
-y18n@^3.2.1:
-  version "3.2.1"
-  resolved "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz"
+    ansi-styles "^3.2.0"
+    string-width "^3.0.0"
+    strip-ansi "^5.0.0"
 
-yallist@^2.1.2:
-  version "2.1.2"
-  resolved "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz"
+y18n@^4.0.0:
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.3.tgz#b5f259c82cd6e336921efd7bfd8bf560de9eeedf"
+  integrity sha512-JKhqTOwSrqNA1NY5lSztJ1GrBiUodLMmIZuLiDaMRJ+itFd+ABVE8XBjOvIWL+rSqNDC74LCSFmlb/U4UZ4hJQ==
 
 yaml@^1.0.3:
   version "1.10.2"
   resolved "https://registry.yarnpkg.com/yaml/-/yaml-1.10.2.tgz#2301c5ffbf12b467de8da2333a459e29e7920e4b"
   integrity sha512-r3vXyErRCYJ7wg28yvBY5VSoAF8ZvlcW9/BwUzEtUsjvX/DKs24dIkuwjtuprwJJHsbyUbLApepYTR1BN4uHrg==
 
-yargs-parser@^8.1.0:
-  version "8.1.0"
-  resolved "https://registry.npmjs.org/yargs-parser/-/yargs-parser-8.1.0.tgz"
+yargs-parser@^15.0.1:
+  version "15.0.3"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-15.0.3.tgz#316e263d5febe8b38eef61ac092b33dfcc9b1115"
+  integrity sha512-/MVEVjTXy/cGAjdtQf8dW3V9b97bPN7rNn8ETj6BmAQL7ibC7O1Q9SPJbGjgh3SlwoBNXMzj/ZGIj8mBgl12YA==
   dependencies:
-    camelcase "^4.1.0"
+    camelcase "^5.0.0"
+    decamelize "^1.2.0"
 
-yargs@^10.0.3:
-  version "10.1.2"
-  resolved "https://registry.npmjs.org/yargs/-/yargs-10.1.2.tgz"
+yargs@^14.2:
+  version "14.2.3"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-14.2.3.tgz#1a1c3edced1afb2a2fea33604bc6d1d8d688a414"
+  integrity sha512-ZbotRWhF+lkjijC/VhmOT9wSgyBQ7+zr13+YLkhfsSiTriYsMzkTUFP18pFhWwBeMa5gUc1MzbhrO6/VB7c9Xg==
   dependencies:
-    cliui "^4.0.0"
-    decamelize "^1.1.1"
-    find-up "^2.1.0"
-    get-caller-file "^1.0.1"
-    os-locale "^2.0.0"
+    cliui "^5.0.0"
+    decamelize "^1.2.0"
+    find-up "^3.0.0"
+    get-caller-file "^2.0.1"
     require-directory "^2.1.1"
-    require-main-filename "^1.0.1"
+    require-main-filename "^2.0.0"
     set-blocking "^2.0.0"
-    string-width "^2.0.0"
+    string-width "^3.0.0"
     which-module "^2.0.0"
-    y18n "^3.2.1"
-    yargs-parser "^8.1.0"
+    y18n "^4.0.0"
+    yargs-parser "^15.0.1"