diff --git a/package.json b/package.json
index 14e8cf9..21f3650 100644
--- a/package.json
+++ b/package.json
@@ -93,7 +93,7 @@
   "devDependencies": {
     "@eslint/js": "^9.26.0",
     "@jest/globals": "^29.7.0",
-    "@sveltejs/vite-plugin-svelte": "^5.0.3",
+    "@sveltejs/vite-plugin-svelte": "^6.1.0",
     "@testing-library/jest-dom": "^6.6.3",
     "@testing-library/user-event": "^14.6.1",
     "@vitest/coverage-v8": "^3.1.3",
@@ -109,9 +109,9 @@
     "eslint-plugin-unicorn": "^59.0.1",
     "expect-type": "^1.2.1",
     "globals": "^16.1.0",
-    "happy-dom": "^17.4.6",
+    "happy-dom": "^18.0.1",
     "jest": "^29.7.0",
-    "jest-environment-jsdom": "^29.7.0",
+    "jest-environment-jsdom": "^30.0.5",
     "jsdom": "^26.1.0",
     "npm-run-all": "^4.1.5",
     "prettier": "^3.5.3",
@@ -126,7 +126,7 @@
     "typescript-eslint": "^8.32.0",
     "typescript-svelte-plugin": "^0.3.46",
     "unified-prettier": "^2.0.1",
-    "vite": "^6.3.5",
+    "vite": "^7.0.6",
     "vitest": "^3.1.3"
   }
 }