diff --git a/package.json b/package.json
index 89094a4..0931e8f 100644
--- a/package.json
+++ b/package.json
@@ -77,11 +77,11 @@
     "lit": "^3.0.0",
     "rxjs": "^7.8.0",
     "typescript": "~5.4.0",
-    "vite": "^5.0.0",
+    "vite": "^8.0.16",
     "vite-plugin-dts": "^3.9.1",
     "vite-plugin-lit-css": "^2.2.2",
     "vite-tsconfig-paths": "^6.1.1",
-    "vitest": "^3.2.4",
+    "vitest": "^4.1.8",
     "gts": "^5.3.1",
     "prettier": "^3.0.0",
     "eslint": "^8.0.0"