diff --git a/package-lock.json b/package-lock.json
index 00f3ae89..18139cf1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,7 +43,7 @@
         "pa11y-ci": "^3.1.0",
         "postcss": "^8.4.47",
         "postcss-cli": "^9.1.0",
-        "prettier": "3.3.3",
+        "prettier": "3.4.2",
         "rimraf": "^3.0.2",
         "start-server-and-test": "^2.0.8"
       }
@@ -12202,9 +12202,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.3.3.tgz",
-      "integrity": "sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==",
+      "version": "3.4.2",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.4.2.tgz",
+      "integrity": "sha512-e9MewbtFo+Fevyuxn/4rrcDAaq0IYxPGLvObpQjiZBMAzB9IGmzlnG9RZy3FFas+eBMu2vA0CszMeduow5dIuQ==",
       "dev": true,
       "bin": {
         "prettier": "bin/prettier.cjs"
diff --git a/package.json b/package.json
index 196e67bc..65347b00 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "pa11y-ci": "^3.1.0",
     "postcss": "^8.4.47",
     "postcss-cli": "^9.1.0",
-    "prettier": "3.3.3",
+    "prettier": "3.4.2",
     "rimraf": "^3.0.2",
     "start-server-and-test": "^2.0.8"
   },