diff --git a/src/package.json b/src/package.json
index 82fef07..e41c973 100644
--- a/src/package.json
+++ b/src/package.json
@@ -4,7 +4,7 @@
   "dependencies": {
     "@rails/ujs": "^6.1.4",
     "@rails/webpacker": "5.4.0",
-    "codemirror": "^5.62.3"
+    "codemirror": "^6.0.1"
   },
   "version": "0.1.0",
   "devDependencies": {
diff --git a/src/yarn.lock b/src/yarn.lock
index bad4fd3..e86a42d 100644
--- a/src/yarn.lock
+++ b/src/yarn.lock
@@ -959,11 +959,94 @@
     lodash "^4.17.13"
     to-fast-properties "^2.0.0"
 
+"@codemirror/autocomplete@^6.0.0":
+  version "6.0.2"
+  resolved "https://registry.yarnpkg.com/@codemirror/autocomplete/-/autocomplete-6.0.2.tgz#119b9d147456418895de6fae09419465b58d7beb"
+  integrity sha512-9PDjnllmXan/7Uax87KGORbxerDJ/cu10SB+n4Jz0zXMEvIh3+TGgZxhIvDOtaQ4jDBQEM7kHYW4vLdQB0DGZQ==
+  dependencies:
+    "@codemirror/language" "^6.0.0"
+    "@codemirror/state" "^6.0.0"
+    "@codemirror/view" "^6.0.0"
+    "@lezer/common" "^1.0.0"
+
+"@codemirror/commands@^6.0.0":
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/@codemirror/commands/-/commands-6.0.1.tgz#c005dd2dab2f6d90ad00d4a25bfeaaec2393efa6"
+  integrity sha512-iNHDByicYqQjs0Wo1MKGfqNbMYMyhS9WV6EwMVwsHXImlFemgEUC+c5X22bXKBStN3qnwg4fArNZM+gkv22baQ==
+  dependencies:
+    "@codemirror/language" "^6.0.0"
+    "@codemirror/state" "^6.0.0"
+    "@codemirror/view" "^6.0.0"
+    "@lezer/common" "^1.0.0"
+
+"@codemirror/language@^6.0.0":
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/@codemirror/language/-/language-6.2.0.tgz#f8d103927bb61346e93781b1ca7d3f4ac3c9280b"
+  integrity sha512-tabB0Ef/BflwoEmTB4a//WZ9P90UQyne9qWB9YFsmeS4bnEqSys7UpGk/da1URMXhyfuzWCwp+AQNMhvu8SfnA==
+  dependencies:
+    "@codemirror/state" "^6.0.0"
+    "@codemirror/view" "^6.0.0"
+    "@lezer/common" "^1.0.0"
+    "@lezer/highlight" "^1.0.0"
+    "@lezer/lr" "^1.0.0"
+    style-mod "^4.0.0"
+
+"@codemirror/lint@^6.0.0":
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/@codemirror/lint/-/lint-6.0.0.tgz#a249b021ac9933b94fe312d994d220f0ef11a157"
+  integrity sha512-nUUXcJW1Xp54kNs+a1ToPLK8MadO0rMTnJB8Zk4Z8gBdrN0kqV7uvUraU/T2yqg+grDNR38Vmy/MrhQN/RgwiA==
+  dependencies:
+    "@codemirror/state" "^6.0.0"
+    "@codemirror/view" "^6.0.0"
+    crelt "^1.0.5"
+
+"@codemirror/search@^6.0.0":
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/@codemirror/search/-/search-6.0.0.tgz#43bd6341d9aff18869386d2fce27519850e919e3"
+  integrity sha512-rL0rd3AhI0TAsaJPUaEwC63KHLO7KL0Z/dYozXj6E7L3wNHRyx7RfE0/j5HsIf912EE5n2PCb4Vg0rGYmDv4UQ==
+  dependencies:
+    "@codemirror/state" "^6.0.0"
+    "@codemirror/view" "^6.0.0"
+    crelt "^1.0.5"
+
+"@codemirror/state@^6.0.0":
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/@codemirror/state/-/state-6.1.0.tgz#c0f1d80f61908c9dcf5e2a3fe931e9dd78f3df8a"
+  integrity sha512-qbUr94DZTe6/V1VS7LDLz11rM/1t/nJxR1El4I6UaxDEdc0aZZvq6JCLJWiRmUf95NRAnDH6fhXn+PWp9wGCIg==
+
+"@codemirror/view@^6.0.0":
+  version "6.0.2"
+  resolved "https://registry.yarnpkg.com/@codemirror/view/-/view-6.0.2.tgz#27f4d08edd10a3678cf15390b4fba5e2a7220873"
+  integrity sha512-mnVT/q1JvKPjpmjXJNeCi/xHyaJ3abGJsumIVpdQ1nE1MXAyHf7GHWt8QpWMUvDiqF0j+inkhVR2OviTdFFX7Q==
+  dependencies:
+    "@codemirror/state" "^6.0.0"
+    style-mod "^4.0.0"
+    w3c-keyname "^2.2.4"
+
 "@csstools/convert-colors@^1.4.0":
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/@csstools/convert-colors/-/convert-colors-1.4.0.tgz#ad495dc41b12e75d588c6db8b9834f08fa131eb7"
   integrity sha512-5a6wqoJV/xEdbRNKVo6I4hO3VjyDq//8q2f9I6PBAvMesJHFauXDorcNCsr9RzvsZnaWi5NYCcfyqP1QeFHFbw==
 
+"@lezer/common@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@lezer/common/-/common-1.0.0.tgz#1c95ae53ec17706aa3cbcc88b52c23f22ed56096"
+  integrity sha512-ohydQe+Hb+w4oMDvXzs8uuJd2NoA3D8YDcLiuDsLqH+yflDTPEpgCsWI3/6rH5C3BAedtH1/R51dxENldQceEA==
+
+"@lezer/highlight@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@lezer/highlight/-/highlight-1.0.0.tgz#1dc82300f5d39fbd67ae1194b5519b4c381878d3"
+  integrity sha512-nsCnNtim90UKsB5YxoX65v3GEIw3iCHw9RM2DtdgkiqAbKh9pCdvi8AWNwkYf10Lu6fxNhXPpkpHbW6mihhvJA==
+  dependencies:
+    "@lezer/common" "^1.0.0"
+
+"@lezer/lr@^1.0.0":
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/@lezer/lr/-/lr-1.1.0.tgz#e452dcbf2869461ccd0faa0fc3285918234e564e"
+  integrity sha512-Iad04uVwk1PvSnj25mqj7zEEIRAsasbsTRmVzI0AUTs/+1Dz1//iYAaoLr7A+Xa7bZDfql5MKTxZmSlkYZD3Dg==
+  dependencies:
+    "@lezer/common" "^1.0.0"
+
 "@nodelib/fs.scandir@2.1.5":
   version "2.1.5"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz#7619c2eb21b25483f6d167548b4cfd5a7488c3d5"
@@ -1938,10 +2021,18 @@ coa@^2.0.2:
     chalk "^2.4.1"
     q "^1.1.2"
 
-codemirror@^5.62.3:
-  version "5.62.3"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.62.3.tgz#5cfdee6931c8b2d1b39ae773aaaaec2cc6b5558e"
-  integrity sha512-zZAyOfN8TU67ngqrxhOgtkSAGV9jSpN1snbl8elPtnh9Z5A11daR405+dhLzLnuXrwX0WCShWlybxPN3QC/9Pg==
+codemirror@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-6.0.1.tgz#62b91142d45904547ee3e0e0e4c1a79158035a29"
+  integrity sha512-J8j+nZ+CdWmIeFIGXEFbFPtpiYacFMDR8GlHK3IyHQJMCaVRfGx9NT+Hxivv1ckLWPvNdZqndbr/7lVhrf/Svg==
+  dependencies:
+    "@codemirror/autocomplete" "^6.0.0"
+    "@codemirror/commands" "^6.0.0"
+    "@codemirror/language" "^6.0.0"
+    "@codemirror/lint" "^6.0.0"
+    "@codemirror/search" "^6.0.0"
+    "@codemirror/state" "^6.0.0"
+    "@codemirror/view" "^6.0.0"
 
 collection-visit@^1.0.0:
   version "1.0.0"
@@ -2181,6 +2272,11 @@ create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+crelt@^1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/crelt/-/crelt-1.0.5.tgz#57c0d52af8c859e354bace1883eb2e1eb182bb94"
+  integrity sha512-+BO9wPPi+DWTDcNYhr/W90myha8ptzftZT+LwcmUbbok0rcP/fequmFYCw8NMoH7pkAZQzU78b3kYrlua5a9eA==
+
 cross-spawn@^6.0.5:
   version "6.0.5"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.5.tgz#4a5ec7c64dfae22c3a14124dbacdee846d80cbc4"
@@ -6468,6 +6564,11 @@ style-loader@^1.3.0:
     loader-utils "^2.0.0"
     schema-utils "^2.7.0"
 
+style-mod@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/style-mod/-/style-mod-4.0.0.tgz#97e7c2d68b592975f2ca7a63d0dd6fcacfe35a01"
+  integrity sha512-OPhtyEjyyN9x3nhPsu76f52yUGXiZcgvsrFVtvTkyGRQJ0XK+GPc6ov1z+lRpbeabka+MYEQxOYRnt5nF30aMw==
+
 stylehacks@^4.0.0:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/stylehacks/-/stylehacks-4.0.3.tgz#6718fcaf4d1e07d8a1318690881e8d96726a71d5"
@@ -6846,6 +6947,11 @@ vm-browserify@^1.0.1:
   resolved "https://registry.yarnpkg.com/vm-browserify/-/vm-browserify-1.1.2.tgz#78641c488b8e6ca91a75f511e7a3b32a86e5dda0"
   integrity sha512-2ham8XPWTONajOR0ohOKOHXkm3+gaBmGut3SRuu75xLd/RRaY6vqgh8NBYYk7+RW3u5AtzPQZG8F10LHkl0lAQ==
 
+w3c-keyname@^2.2.4:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/w3c-keyname/-/w3c-keyname-2.2.4.tgz#4ade6916f6290224cdbd1db8ac49eab03d0eef6b"
+  integrity sha512-tOhfEwEzFLJzf6d1ZPkYfGj+FWhIpBux9ppoP3rlclw3Z0BZv3N7b7030Z1kYth+6rDuAsXUFr+d0VE6Ed1ikw==
+
 watchpack-chokidar2@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/watchpack-chokidar2/-/watchpack-chokidar2-2.0.0.tgz#9948a1866cbbd6cb824dea13a7ed691f6c8ddff0"