diff --git a/ui/package-lock.json b/ui/package-lock.json
index 0865ba11c..9e7145b4c 100644
--- a/ui/package-lock.json
+++ b/ui/package-lock.json
@@ -79,7 +79,7 @@
         "jest-environment-jsdom": "30.3.0",
         "node-fetch": "3.3.2",
         "prettier": "3.8.1",
-        "sass": "1.97.3",
+        "sass": "1.98.0",
         "terser": "5.46.0",
         "ts-jest": "29.4.6",
         "typescript": "5.9.3",
@@ -10166,14 +10166,14 @@
       "license": "MIT"
     },
     "node_modules/sass": {
-      "version": "1.97.3",
-      "resolved": "https://registry.npmjs.org/sass/-/sass-1.97.3.tgz",
-      "integrity": "sha512-fDz1zJpd5GycprAbu4Q2PV/RprsRtKC/0z82z0JLgdytmcq0+ujJbJ/09bPGDxCLkKY3Np5cRAOcWiVkLXJURg==",
+      "version": "1.98.0",
+      "resolved": "https://registry.npmjs.org/sass/-/sass-1.98.0.tgz",
+      "integrity": "sha512-+4N/u9dZ4PrgzGgPlKnaaRQx64RO0JBKs9sDhQ2pLgN6JQZ25uPQZKQYaBJU48Kd5BxgXoJ4e09Dq7nMcOUW3A==",
       "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/ui/package.json b/ui/package.json
index 3d3d51c24..36afbd5f3 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -75,7 +75,7 @@
     "jest-environment-jsdom": "30.3.0",
     "node-fetch": "3.3.2",
     "prettier": "3.8.1",
-    "sass": "1.97.3",
+    "sass": "1.98.0",
     "terser": "5.46.0",
     "ts-jest": "29.4.6",
     "typescript": "5.9.3",