diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 9be1fe1..83016c4 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -30,7 +30,7 @@
         "globals": "^17.0.0",
         "postcss": "^8.4.39",
         "prettier": "^3.1.1",
-        "prettier-plugin-svelte": "^3.2.6",
+        "prettier-plugin-svelte": "^4.0.0",
         "svelte": "^5.1.5",
         "svelte-check": "^4.0.0",
         "tailwindcss": "^4.2.2",
@@ -3058,14 +3058,17 @@
       }
     },
     "node_modules/prettier-plugin-svelte": {
-      "version": "3.5.2",
-      "resolved": "https://registry.npmjs.org/prettier-plugin-svelte/-/prettier-plugin-svelte-3.5.2.tgz",
-      "integrity": "sha512-ItFouLvzSFE3ulNl4DKoWM3BGcbDCNVpIyy/Y3F2gC3aNiGLxtFUdffVqO5Z5hhYG+DFT5KULWaxmeFFpdbvaQ==",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/prettier-plugin-svelte/-/prettier-plugin-svelte-4.0.1.tgz",
+      "integrity": "sha512-oDVmtKi+M8bJeUoMfPvulUqZYcuXrs5AmhhLYPKtBeg6hcpMdx7UYYisVCqEaLQuKtiPSYFpotfwp4cZK3D4xw==",
       "dev": true,
       "license": "MIT",
+      "engines": {
+        "node": ">=20"
+      },
       "peerDependencies": {
         "prettier": "^3.0.0",
-        "svelte": "^3.2.0 || ^4.0.0-next.0 || ^5.0.0-next.0"
+        "svelte": "^5.0.0"
       }
     },
     "node_modules/punycode": {
diff --git a/frontend/package.json b/frontend/package.json
index 683e7b8..9a83b3c 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -29,7 +29,7 @@
     "globals": "^17.0.0",
     "postcss": "^8.4.39",
     "prettier": "^3.1.1",
-    "prettier-plugin-svelte": "^3.2.6",
+    "prettier-plugin-svelte": "^4.0.0",
     "svelte": "^5.1.5",
     "svelte-check": "^4.0.0",
     "tailwindcss": "^4.2.2",