diff --git a/package-lock.json b/package-lock.json
index c98cadfa4..f4b7c863d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -70,7 +70,7 @@
         "@changesets/changelog-github": "^0.6.0",
         "@changesets/cli": "^2.29.6",
         "@dotenvx/dotenvx": "^1.61.0",
-        "@fullhuman/postcss-purgecss": "^7.0.2",
+        "@fullhuman/postcss-purgecss": "^8.0.0",
         "@gouvfr/dsfr": "^1.14.2",
         "@kitajs/html": "^4.2.9",
         "@kitajs/ts-html-plugin": "^4.1.1",
@@ -1484,13 +1484,13 @@
       }
     },
     "node_modules/@fullhuman/postcss-purgecss": {
-      "version": "7.0.2",
-      "resolved": "https://registry.npmjs.org/@fullhuman/postcss-purgecss/-/postcss-purgecss-7.0.2.tgz",
-      "integrity": "sha512-U4zAXNaVztbDxO9EdcLp51F3UxxYsb/7DN89rFxFJhfk2Wua2pvw2Kf3HdspbPhW/wpHjSjsxWYoIlbTgRSjbQ==",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/@fullhuman/postcss-purgecss/-/postcss-purgecss-8.0.0.tgz",
+      "integrity": "sha512-fSRaBGf6+DYdfQMxedWfnIW8FSYE1LBpgy16jpK1L2vNb1HgeBRRZ+UX4UokNmW7YEAwPdvwkKdYtlkYpH+Aqg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "purgecss": "^7.0.2"
+        "purgecss": "^8.0.0"
       },
       "peerDependencies": {
         "postcss": "^8.0.0"
@@ -10217,9 +10217,9 @@
       }
     },
     "node_modules/postcss-selector-parser": {
-      "version": "6.1.2",
-      "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.1.2.tgz",
-      "integrity": "sha512-Q8qQfPiZ+THO/3ZrOrO0cJJKfpYCagtMUkXbnEfmgUjwXg6z/WBeOyS9APBBPCTSiDV+s4SwQGu8yFsiMRIudg==",
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-7.1.1.tgz",
+      "integrity": "sha512-orRsuYpJVw8LdAwqqLykBj9ecS5/cRHlI5+nvTo8LcCKmzDmqVORXtOIYEEQuL9D4BxtA1lm5isAqzQZCoQ6Eg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -10419,31 +10419,21 @@
       }
     },
     "node_modules/purgecss": {
-      "version": "7.0.2",
-      "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-7.0.2.tgz",
-      "integrity": "sha512-4Ku8KoxNhOWi9X1XJ73XY5fv+I+hhTRedKpGs/2gaBKU8ijUiIKF/uyyIyh7Wo713bELSICF5/NswjcuOqYouQ==",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-8.0.0.tgz",
+      "integrity": "sha512-QFJyps9y5oHeXnNA3Ql1EaAqWBivNwQn19Pw1lt9RxfB+4e+bIyqCyuombk79D6Fxe+lPXggVfI1WtRGEBwgbQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "commander": "^12.1.0",
-        "glob": "^11.0.0",
+        "fast-glob": "^3.3.2",
         "postcss": "^8.4.47",
-        "postcss-selector-parser": "^6.1.2"
+        "postcss-selector-parser": "^7.0.0"
       },
       "bin": {
         "purgecss": "bin/purgecss.js"
       }
     },
-    "node_modules/purgecss/node_modules/@isaacs/cliui": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/@isaacs/cliui/-/cliui-9.0.0.tgz",
-      "integrity": "sha512-AokJm4tuBHillT+FpMtxQ60n8ObyXBatq7jD2/JA9dxbDDokKQm8KMht5ibGzLVU9IJDIKK4TPKgMHEYMn3lMg==",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "engines": {
-        "node": ">=18"
-      }
-    },
     "node_modules/purgecss/node_modules/commander": {
       "version": "12.1.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-12.1.0.tgz",
@@ -10454,74 +10444,6 @@
         "node": ">=18"
       }
     },
-    "node_modules/purgecss/node_modules/glob": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-11.1.0.tgz",
-      "integrity": "sha512-vuNwKSaKiqm7g0THUBu2x7ckSs3XJLXE+2ssL7/MfTGPLLcrJQ/4Uq1CjPTtO5cCIiRxqvN6Twy1qOwhL0Xjcw==",
-      "deprecated": "Old versions of glob are not supported, and contain widely publicized security vulnerabilities, which have been fixed in the current version. Please update. Support for old versions may be purchased (at exorbitant rates) by contacting i@izs.me",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "dependencies": {
-        "foreground-child": "^3.3.1",
-        "jackspeak": "^4.1.1",
-        "minimatch": "^10.1.1",
-        "minipass": "^7.1.2",
-        "package-json-from-dist": "^1.0.0",
-        "path-scurry": "^2.0.0"
-      },
-      "bin": {
-        "glob": "dist/esm/bin.mjs"
-      },
-      "engines": {
-        "node": "20 || >=22"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/isaacs"
-      }
-    },
-    "node_modules/purgecss/node_modules/jackspeak": {
-      "version": "4.2.3",
-      "resolved": "https://registry.npmjs.org/jackspeak/-/jackspeak-4.2.3.tgz",
-      "integrity": "sha512-ykkVRwrYvFm1nb2AJfKKYPr0emF6IiXDYUaFx4Zn9ZuIH7MrzEZ3sD5RlqGXNRpHtvUHJyOnCEFxOlNDtGo7wg==",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "dependencies": {
-        "@isaacs/cliui": "^9.0.0"
-      },
-      "engines": {
-        "node": "20 || >=22"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/isaacs"
-      }
-    },
-    "node_modules/purgecss/node_modules/lru-cache": {
-      "version": "11.2.6",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-11.2.6.tgz",
-      "integrity": "sha512-ESL2CrkS/2wTPfuend7Zhkzo2u0daGJ/A2VucJOgQ/C48S/zB8MMeMHSGKYpXhIjbPxfuezITkaBH1wqv00DDQ==",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "engines": {
-        "node": "20 || >=22"
-      }
-    },
-    "node_modules/purgecss/node_modules/path-scurry": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-2.0.2.tgz",
-      "integrity": "sha512-3O/iVVsJAPsOnpwWIeD+d6z/7PmqApyQePUtCndjatj/9I5LylHvt5qluFaBT3I5h3r1ejfR056c+FCv+NnNXg==",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "dependencies": {
-        "lru-cache": "^11.0.0",
-        "minipass": "^7.1.2"
-      },
-      "engines": {
-        "node": "18 || 20 || >=22"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/isaacs"
-      }
-    },
     "node_modules/pvtsutils": {
       "version": "1.3.6",
       "resolved": "https://registry.npmjs.org/pvtsutils/-/pvtsutils-1.3.6.tgz",
diff --git a/package.json b/package.json
index 5714818cf..88572975c 100644
--- a/package.json
+++ b/package.json
@@ -117,7 +117,7 @@
     "@changesets/changelog-github": "^0.6.0",
     "@changesets/cli": "^2.29.6",
     "@dotenvx/dotenvx": "^1.61.0",
-    "@fullhuman/postcss-purgecss": "^7.0.2",
+    "@fullhuman/postcss-purgecss": "^8.0.0",
     "@gouvfr/dsfr": "^1.14.2",
     "@kitajs/html": "^4.2.9",
     "@kitajs/ts-html-plugin": "^4.1.1",
diff --git a/postcss.config.mjs b/postcss.config.mjs
index 70dab718e..3648aa2e9 100644
--- a/postcss.config.mjs
+++ b/postcss.config.mjs
@@ -1,4 +1,4 @@
-import { purgeCSSPlugin } from "@fullhuman/postcss-purgecss";
+import purgeCSSPlugin from "@fullhuman/postcss-purgecss";
 
 export const plugins = [
   purgeCSSPlugin({