diff --git a/package-lock.json b/package-lock.json
index c677ff96..783c56e8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,7 +5,7 @@
   "packages": {
     "": {
       "dependencies": {
-        "@stylistic/eslint-plugin": "^3.1.0",
+        "@stylistic/eslint-plugin": "^4.0.0",
         "csso-cli": "^4.0.2",
         "eslint": "^9.20.1",
         "html-minifier-terser": "^7.2.0",
@@ -461,12 +461,12 @@
       }
     },
     "node_modules/@stylistic/eslint-plugin": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/@stylistic/eslint-plugin/-/eslint-plugin-3.1.0.tgz",
-      "integrity": "sha512-pA6VOrOqk0+S8toJYhQGv2MWpQQR0QpeUo9AhNkC49Y26nxBQ/nH1rta9bUU1rPw2fJ1zZEMV5oCX5AazT7J2g==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@stylistic/eslint-plugin/-/eslint-plugin-4.0.0.tgz",
+      "integrity": "sha512-3US6mWvUrb7xrKs5TR6Ak3Mw8ghSu8gx/lOOkqxUWm1Bw89A9N6PsOUFd4N7aVmlr4VugOqgOdHfBKyt3BsEig==",
       "license": "MIT",
       "dependencies": {
-        "@typescript-eslint/utils": "^8.13.0",
+        "@typescript-eslint/utils": "^8.23.0",
         "eslint-visitor-keys": "^4.2.0",
         "espree": "^10.3.0",
         "estraverse": "^5.3.0",
@@ -476,7 +476,7 @@
         "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
       },
       "peerDependencies": {
-        "eslint": ">=8.40.0"
+        "eslint": ">=9.0.0"
       }
     },
     "node_modules/@types/estree": {
diff --git a/package.json b/package.json
index 0ada946a..3d5c5f57 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "dependencies": {
-    "@stylistic/eslint-plugin": "^3.1.0",
+    "@stylistic/eslint-plugin": "^4.0.0",
     "csso-cli": "^4.0.2",
     "eslint": "^9.20.1",
     "html-minifier-terser": "^7.2.0",