diff --git a/package-lock.json b/package-lock.json
index 0af03a2..f2124cd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "@floating-ui/dom": "^1.6.12",
         "@types/css-tree": "^2.3.9",
-        "css-tree": "^3.0.1",
+        "css-tree": "^3.1.0",
         "nanoid": "^5.0.9"
       },
       "devDependencies": {
@@ -2587,11 +2587,11 @@
       }
     },
     "node_modules/css-tree": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-3.0.1.tgz",
-      "integrity": "sha512-8Fxxv+tGhORlshCdCwnNJytvlvq46sOLSYEx2ZIGurahWvMucSRnyjPA3AmrMq4VPRYbHVpWj5VkiVasrM2H4Q==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-3.1.0.tgz",
+      "integrity": "sha512-0eW44TGN5SQXU1mWSkKwFstI/22X2bG1nYzZTYMAWjylYURhse752YgbE4Cx46AC+bAvI+/dYTPRk1LqSUnu6w==",
       "dependencies": {
-        "mdn-data": "2.12.1",
+        "mdn-data": "2.12.2",
         "source-map-js": "^1.0.1"
       },
       "engines": {
@@ -5097,9 +5097,9 @@
       }
     },
     "node_modules/mdn-data": {
-      "version": "2.12.1",
-      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.12.1.tgz",
-      "integrity": "sha512-rsfnCbOHjqrhWxwt5/wtSLzpoKTzW7OXdT5lLOIH1OTYhWu9rRJveGq0sKvDZODABH7RX+uoR+DYcpFnq4Tf6Q=="
+      "version": "2.12.2",
+      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.12.2.tgz",
+      "integrity": "sha512-IEn+pegP1aManZuckezWCO+XZQDplx1366JoVhTpMpBB1sPey/SbveZQUosKiKiGYjg1wH4pMlNgXbCiYgihQA=="
     },
     "node_modules/memorystream": {
       "version": "0.3.1",
diff --git a/package.json b/package.json
index 85c62d9..7d5a0ef 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
   "dependencies": {
     "@floating-ui/dom": "^1.6.12",
     "@types/css-tree": "^2.3.9",
-    "css-tree": "^3.0.1",
+    "css-tree": "^3.1.0",
     "nanoid": "^5.0.9"
   },
   "devDependencies": {