diff --git a/yarn.lock b/yarn.lock
index 0ac95ee..1126054 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -950,13 +950,6 @@ juice@^8.0.0:
     slick "^1.12.2"
     web-resource-inliner "^6.0.1"
 
-katex@^0.6.0:
-  version "0.6.0"
-  resolved "https://registry.yarnpkg.com/katex/-/katex-0.6.0.tgz#12418e09121c05c92041b6b3b9fb6bab213cb6f3"
-  integrity sha512-rS4mY3SvHYg5LtQV6RBcK0if7ur6plyEukAOV+jGGPqFImuzu8fHL6M752iBmRGoUyF0bhZbAPoezehn7xYksA==
-  dependencies:
-    match-at "^0.1.0"
-
 magic-string@^0.30.11:
   version "0.30.12"
   resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.30.12.tgz#9eb11c9d072b9bcb4940a5b2c2e1a217e4ee1a60"
@@ -969,13 +962,6 @@ mark.js@8.11.1:
   resolved "https://registry.yarnpkg.com/mark.js/-/mark.js-8.11.1.tgz#180f1f9ebef8b0e638e4166ad52db879beb2ffc5"
   integrity sha512-1I+1qpDt4idfgLQG+BNWmrqku+7/2bi5nLf4YwF8y8zXvmfiTBY3PV3ZibfrjBueCByROpuBjLLFCajqkgYoLQ==
 
-markdown-it-katex@^2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/markdown-it-katex/-/markdown-it-katex-2.0.3.tgz#d7b86a1aea0b9d6496fab4e7919a18fdef589c39"
-  integrity sha512-nUkkMtRWeg7OpdflamflE/Ho/pWl64Lk9wNBKOmaj33XkQdumhXAIYhI0WO03GeiycPCsxbmX536V5NEXpC3Ng==
-  dependencies:
-    katex "^0.6.0"
-
 markdown-it-mathjax3@^4.3.2:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/markdown-it-mathjax3/-/markdown-it-mathjax3-4.3.2.tgz#1e34aa86f8560b283fd283008334adc2d6b05a37"
@@ -984,11 +970,6 @@ markdown-it-mathjax3@^4.3.2:
     juice "^8.0.0"
     mathjax-full "^3.2.0"
 
-match-at@^0.1.0:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/match-at/-/match-at-0.1.1.tgz#25d040d291777704d5e6556bbb79230ec2de0540"
-  integrity sha512-h4Yd392z9mST+dzc+yjuybOGFNOZjmXIPKWjxBd1Bb23r4SmDOsk2NYCU2BMUBGbSpZqwVsZYNq26QS3xfaT3Q==
-
 mathjax-full@^3.2.0:
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/mathjax-full/-/mathjax-full-3.2.2.tgz#43f02e55219db393030985d2b6537ceae82f1fa7"
@@ -1077,9 +1058,9 @@ mj-context-menu@^0.6.1:
   integrity sha512-7NO5s6n10TIV96d4g2uDpG7ZDpIhMh0QNfGdJw/W47JswFcosz457wqz/b5sAKvl12sxINGFCn80NZHKwxQEXA==
 
 nanoid@^3.3.7:
-  version "3.3.7"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.7.tgz#d0c301a691bc8d54efa0a2226ccf3fe2fd656bd8"
-  integrity sha512-eSRppjcPIatRIMC1U6UngP8XFcz8MQWGQdt1MTBQ7NaAmvXDfvNxbvWV3x2y6CdEUciCSsDHDQZbhYaB8QEo2g==
+  version "3.3.8"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.8.tgz#b1be3030bee36aaff18bacb375e5cce521684baf"
+  integrity sha512-WNLf5Sd8oZxOm+TzppcYk8gVOgP+l58xNy58D0nbUnOxOWRWvlcCV4kUF7ltmI6PsrLl/BgKEyS4mqsGChFN0w==
 
 node-fetch@^2.6.0:
   version "2.7.0"