diff --git a/package-lock.json b/package-lock.json
index 545de8f0b6..df740fbc9e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,8 +15,7 @@
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@@ -50,7 +49,7 @@
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+        "vitest": "^3 || ^4",
         "zod": "^4"
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@@ -83,6 +83,9 @@
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+      "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-5.0.0.tgz",
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@@ -2284,74 +2270,26 @@
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-      "funding": {
-        "url": "https://opencollective.com/vitest"
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+      "resolved": "https://registry.npmjs.org/@vitest/spy/-/spy-5.0.0.tgz",
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@@ -2572,13 +2510,6 @@
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+      "resolved": "https://registry.npmjs.org/es-module-lexer/-/es-module-lexer-2.3.2.tgz",
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@@ -2978,9 +2909,9 @@
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+      "resolved": "https://registry.npmjs.org/expect-type/-/expect-type-1.4.0.tgz",
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@@ -3543,13 +3474,6 @@
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@@ -3898,9 +3822,9 @@
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@@ -4093,16 +4017,19 @@
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-      "license": "MIT"
+      "license": "MIT",
+      "engines": {
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+      }
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@@ -4126,16 +4053,6 @@
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-      "license": "MIT",
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@@ -4347,38 +4264,31 @@
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-        "tinyrainbow": "^3.1.0",
-        "vite": "^6.0.0 || ^7.0.0 || ^8.0.0",
+        "@types/chai": "^5.2.2",
+        "@vitest/mocker": "5.0.0",
+        "chai": "^6.2.2",
+        "es-module-lexer": "^2.3.2",
+        "expect-type": "^1.4.0",
+        "magic-string": "^1.2.3",
+        "obug": "^2.1.4",
+        "picomatch": "^4.0.7",
+        "std-env": "^4.2.0",
+        "tinybench": "6.1.4",
+        "tinyexec": "1.3.0",
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       "bin": {
         "vitest": "vitest.mjs"
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       "engines": {
-        "node": "^20.0.0 || ^22.0.0 || >=24.0.0"
+        "node": "^22.12.0 || ^24.0.0 || >=26.0.0"
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       "funding": {
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@@ -4386,16 +4296,16 @@
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-        "@vitest/browser-playwright": "4.1.11",
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-        "@vitest/coverage-istanbul": "4.1.11",
-        "@vitest/coverage-v8": "4.1.11",
-        "@vitest/ui": "4.1.11",
+        "@types/node": "^22.0.0 || >=24.0.0",
+        "@vitest/browser-playwright": "5.0.0",
+        "@vitest/browser-preview": "5.0.0",
+        "@vitest/browser-webdriverio": "^5.0.0-beta.5 || >=5.0.0",
+        "@vitest/coverage-istanbul": "5.0.0",
+        "@vitest/coverage-v8": "5.0.0",
+        "@vitest/ui": "5.0.0",
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         "jsdom": "*",
-        "vite": "^6.0.0 || ^7.0.0 || ^8.0.0"
+        "vite": "^6.4.0 || ^7.0.0 || ^8.0.0"
       },
       "peerDependenciesMeta": {
         "@edge-runtime/vm": {
@@ -4436,6 +4346,16 @@
         }
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+    "node_modules/vitest/node_modules/magic-string": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-1.3.1.tgz",
+      "integrity": "sha512-rm91zr2Ou+XueDTohjQQjdQEcYM6zVi8KVUCG8Ec3vHwUEKrhSdCNyfuIywkA6hcCAteIn0ZOtAHA6eGpiX+Pg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@jridgewell/sourcemap-codec": "^1.6.0"
+      }
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       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
diff --git a/package.json b/package.json
index 8a28bc17e7..83442fa173 100644
--- a/package.json
+++ b/package.json
@@ -114,7 +114,7 @@
     "typescript": "^5.9.3",
     "typescript-eslint": "^8.48.1",
     "vite": "^7.3.6",
-    "vitest": "^4.1.8",
+    "vitest": "^5.0.0",
     "zimmerframe": "^1.1.4",
     "zod": "^4.3.6"
   },