diff --git a/package-lock.json b/package-lock.json
index fc487b9..aa59d51 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "6.0.0-beta.0",
       "license": "MIT",
       "dependencies": {
-        "@bramus/specificity": "^2.3.0",
+        "@bramus/specificity": "^2.4.1",
         "css-tree": "^2.3.1"
       },
       "devDependencies": {
@@ -117,16 +117,36 @@
       "license": "MIT"
     },
     "node_modules/@bramus/specificity": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/@bramus/specificity/-/specificity-2.3.0.tgz",
-      "integrity": "sha512-up0RtrNYEd3Q5fadLnsG000H/BfbHrRHwENQGZn7BB/36VtusPNAVblbkV+CtKSIOs16Nkss8d9fHYIoKeVN9g==",
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/@bramus/specificity/-/specificity-2.4.1.tgz",
+      "integrity": "sha512-cI7AmySy3FGIC59YRusPWnscNr2/M60HKTvE2h63EMGZPdB1LLT2G7OE3XB8tajjX7hVBR0YXUVvTEr4JHtLsg==",
+      "license": "MIT",
       "dependencies": {
-        "css-tree": "^2.3.1"
+        "css-tree": "^3.0.0"
       },
       "bin": {
         "specificity": "bin/cli.js"
       }
     },
+    "node_modules/@bramus/specificity/node_modules/css-tree": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-3.1.0.tgz",
+      "integrity": "sha512-0eW44TGN5SQXU1mWSkKwFstI/22X2bG1nYzZTYMAWjylYURhse752YgbE4Cx46AC+bAvI+/dYTPRk1LqSUnu6w==",
+      "license": "MIT",
+      "dependencies": {
+        "mdn-data": "2.12.2",
+        "source-map-js": "^1.0.1"
+      },
+      "engines": {
+        "node": "^10 || ^12.20.0 || ^14.13.0 || >=15.0.0"
+      }
+    },
+    "node_modules/@bramus/specificity/node_modules/mdn-data": {
+      "version": "2.12.2",
+      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.12.2.tgz",
+      "integrity": "sha512-IEn+pegP1aManZuckezWCO+XZQDplx1366JoVhTpMpBB1sPey/SbveZQUosKiKiGYjg1wH4pMlNgXbCiYgihQA==",
+      "license": "CC0-1.0"
+    },
     "node_modules/@codecov/bundler-plugin-core": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/@codecov/bundler-plugin-core/-/bundler-plugin-core-1.2.0.tgz",
@@ -3127,11 +3147,27 @@
       "dev": true
     },
     "@bramus/specificity": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/@bramus/specificity/-/specificity-2.3.0.tgz",
-      "integrity": "sha512-up0RtrNYEd3Q5fadLnsG000H/BfbHrRHwENQGZn7BB/36VtusPNAVblbkV+CtKSIOs16Nkss8d9fHYIoKeVN9g==",
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/@bramus/specificity/-/specificity-2.4.1.tgz",
+      "integrity": "sha512-cI7AmySy3FGIC59YRusPWnscNr2/M60HKTvE2h63EMGZPdB1LLT2G7OE3XB8tajjX7hVBR0YXUVvTEr4JHtLsg==",
       "requires": {
-        "css-tree": "^2.3.1"
+        "css-tree": "^3.0.0"
+      },
+      "dependencies": {
+        "css-tree": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-3.1.0.tgz",
+          "integrity": "sha512-0eW44TGN5SQXU1mWSkKwFstI/22X2bG1nYzZTYMAWjylYURhse752YgbE4Cx46AC+bAvI+/dYTPRk1LqSUnu6w==",
+          "requires": {
+            "mdn-data": "2.12.2",
+            "source-map-js": "^1.0.1"
+          }
+        },
+        "mdn-data": {
+          "version": "2.12.2",
+          "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.12.2.tgz",
+          "integrity": "sha512-IEn+pegP1aManZuckezWCO+XZQDplx1366JoVhTpMpBB1sPey/SbveZQUosKiKiGYjg1wH4pMlNgXbCiYgihQA=="
+        }
       }
     },
     "@codecov/bundler-plugin-core": {
diff --git a/package.json b/package.json
index 079ab1c..d29b7a8 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "code"
   ],
   "dependencies": {
-    "@bramus/specificity": "^2.3.0",
+    "@bramus/specificity": "^2.4.1",
     "css-tree": "^2.3.1"
   },
   "devDependencies": {