diff --git a/package.json b/package.json
index 9c066a337..0f7ca6ca0 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "jquery": "4.0.0",
     "jquery-ui": "1.14.2",
     "jquery-ujs": "1.2.3",
-    "sass": "^1.99.0"
+    "sass": "^1.100.0"
   },
   "scripts": {
     "build": "yarn build:js && yarn build:css",
diff --git a/yarn.lock b/yarn.lock
index 0afb8c64c..24658b679 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -437,12 +437,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"chokidar@npm:^4.0.0":
-  version: 4.0.1
-  resolution: "chokidar@npm:4.0.1"
+"chokidar@npm:^5.0.0":
+  version: 5.0.0
+  resolution: "chokidar@npm:5.0.0"
   dependencies:
-    readdirp: "npm:^4.0.1"
-  checksum: 10c0/4bb7a3adc304059810bb6c420c43261a15bb44f610d77c35547addc84faa0374265c3adc67f25d06f363d9a4571962b02679268c40de07676d260de1986efea9
+    readdirp: "npm:^5.0.0"
+  checksum: 10c0/42fc907cb2a7ff5c9e220f84dae75380a77997f851c2a5e7865a2cf9ae45dd407a23557208cdcdbf3ac8c93341135a1748e4c48c31855f3bfa095e5159b6bdec
   languageName: node
   linkType: hard
 
@@ -1004,14 +1004,14 @@ __metadata:
     jquery: "npm:4.0.0"
     jquery-ui: "npm:1.14.2"
     jquery-ujs: "npm:1.2.3"
-    sass: "npm:^1.99.0"
+    sass: "npm:^1.100.0"
   languageName: unknown
   linkType: soft
 
-"readdirp@npm:^4.0.1":
-  version: 4.0.2
-  resolution: "readdirp@npm:4.0.2"
-  checksum: 10c0/a16ecd8ef3286dcd90648c3b103e3826db2b766cdb4a988752c43a83f683d01c7059158d623cbcd8bdfb39e65d302d285be2d208e7d9f34d022d912b929217dd
+"readdirp@npm:^5.0.0":
+  version: 5.0.0
+  resolution: "readdirp@npm:5.0.0"
+  checksum: 10c0/faf1ec57cff2020f473128da3f8d2a57813cc3a08a36c38cae1c9af32c1579906cc50ba75578043b35bade77e945c098233665797cf9730ba3613a62d6e79219
   languageName: node
   linkType: hard
 
@@ -1029,12 +1029,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"sass@npm:^1.99.0":
-  version: 1.99.0
-  resolution: "sass@npm:1.99.0"
+"sass@npm:^1.100.0":
+  version: 1.100.0
+  resolution: "sass@npm:1.100.0"
   dependencies:
     "@parcel/watcher": "npm:^2.4.1"
-    chokidar: "npm:^4.0.0"
+    chokidar: "npm:^5.0.0"
     immutable: "npm:^5.1.5"
     source-map-js: "npm:>=0.6.2 <2.0.0"
   dependenciesMeta:
@@ -1042,7 +1042,7 @@ __metadata:
       optional: true
   bin:
     sass: sass.js
-  checksum: 10c0/83c54a8c6decb79fff50dd9500d7932cf1cb7c5d9be4bc42bd3d537402c37bbee062aea6efdbdf9fb0b8697b18177d60c72bf101872336b93b1c27a2dc3621e1
+  checksum: 10c0/e2aab47c87b69d2d4f8e48fa665138548069f56a7fd0fc4e15c9bde888b715798e49d33436e873918a8849ca3cc6c141a68618f58e2f3b2e6ec179cc309ca622
   languageName: node
   linkType: hard