diff --git a/package.json b/package.json
index 14e8cf9..e356e1d 100644
--- a/package.json
+++ b/package.json
@@ -92,11 +92,11 @@
   },
   "devDependencies": {
     "@eslint/js": "^9.26.0",
-    "@jest/globals": "^29.7.0",
-    "@sveltejs/vite-plugin-svelte": "^5.0.3",
+    "@jest/globals": "^30.2.0",
+    "@sveltejs/vite-plugin-svelte": "^6.2.1",
     "@testing-library/jest-dom": "^6.6.3",
     "@testing-library/user-event": "^14.6.1",
-    "@vitest/coverage-v8": "^3.1.3",
+    "@vitest/coverage-v8": "^4.0.6",
     "@vitest/eslint-plugin": "^1.1.44",
     "all-contributors-cli": "^6.26.1",
     "eslint": "^9.26.0",
@@ -106,13 +106,13 @@
     "eslint-plugin-simple-import-sort": "^12.1.1",
     "eslint-plugin-svelte": "^3.5.1",
     "eslint-plugin-testing-library": "^7.1.1",
-    "eslint-plugin-unicorn": "^59.0.1",
+    "eslint-plugin-unicorn": "^62.0.0",
     "expect-type": "^1.2.1",
     "globals": "^16.1.0",
-    "happy-dom": "^17.4.6",
-    "jest": "^29.7.0",
-    "jest-environment-jsdom": "^29.7.0",
-    "jsdom": "^26.1.0",
+    "happy-dom": "^20.0.10",
+    "jest": "^30.2.0",
+    "jest-environment-jsdom": "^30.2.0",
+    "jsdom": "^27.1.0",
     "npm-run-all": "^4.1.5",
     "prettier": "^3.5.3",
     "prettier-plugin-svelte": "^3.3.3",
@@ -126,7 +126,7 @@
     "typescript-eslint": "^8.32.0",
     "typescript-svelte-plugin": "^0.3.46",
     "unified-prettier": "^2.0.1",
-    "vite": "^6.3.5",
-    "vitest": "^3.1.3"
+    "vite": "^7.1.12",
+    "vitest": "^4.0.6"
   }
 }