diff --git a/package-lock.json b/package-lock.json
index 7615b472..a6d79ae6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
       "devDependencies": {
         "@parcel/transformer-sass": "^2.16.1",
         "parcel": "^2.16.1",
-        "sass": "^1.94.0"
+        "sass": "^1.99.0"
       }
     },
     "node_modules/@lezer/common": {
@@ -2419,9 +2419,9 @@
       }
     },
     "node_modules/immutable": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-5.1.2.tgz",
-      "integrity": "sha512-qHKXW1q6liAk1Oys6umoaZbDRqjcjgSrbnrifHsfsttza7zcvRAsL7mMV6xWcyhwQy7Xj5v4hhbr6b+iDYwlmQ==",
+      "version": "5.1.5",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-5.1.5.tgz",
+      "integrity": "sha512-t7xcm2siw+hlUM68I+UEOK+z84RzmN59as9DZ7P1l0994DKUWV7UXBMQZVxaoMSRQ+PBZbHCOoBt7a2wxOMt+A==",
       "dev": true,
       "license": "MIT"
     },
@@ -3025,14 +3025,14 @@
       "license": "MIT"
     },
     "node_modules/sass": {
-      "version": "1.94.0",
-      "resolved": "https://registry.npmjs.org/sass/-/sass-1.94.0.tgz",
-      "integrity": "sha512-Dqh7SiYcaFtdv5Wvku6QgS5IGPm281L+ZtVD1U2FJa7Q0EFRlq8Z3sjYtz6gYObsYThUOz9ArwFqPZx+1azILQ==",
+      "version": "1.99.0",
+      "resolved": "https://registry.npmjs.org/sass/-/sass-1.99.0.tgz",
+      "integrity": "sha512-kgW13M54DUB7IsIRM5LvJkNlpH+WhMpooUcaWGFARkF1Tc82v9mIWkCbCYf+MBvpIUBSeSOTilpZjEPr2VYE6Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "chokidar": "^4.0.0",
-        "immutable": "^5.0.2",
+        "immutable": "^5.1.5",
         "source-map-js": ">=0.6.2 <2.0.0"
       },
       "bin": {
diff --git a/package.json b/package.json
index 7938fdbd..9b842dd3 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "devDependencies": {
     "@parcel/transformer-sass": "^2.16.1",
     "parcel": "^2.16.1",
-    "sass": "^1.94.0"
+    "sass": "^1.99.0"
   },
   "repository": {
     "type": "git",