diff --git a/package.json b/package.json
index a376d0dc..22bfefb4 100644
--- a/package.json
+++ b/package.json
@@ -171,6 +171,7 @@
     "vitepress": "1.0.0-rc.34",
     "vitest": "^1.2.2",
     "vitest-mock-extended": "^1.3.1",
+    "vitest-plugin-random-seed": "^1.0.2",
     "vue": "^3.3.10"
   },
   "packageManager": "pnpm@8.6.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index a91448f9..d6470259 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -198,6 +198,9 @@ importers:
       vitest-mock-extended:
         specifier: ^1.3.1
         version: 1.3.1(typescript@5.3.3)(vitest@1.2.2)
+      vitest-plugin-random-seed:
+        specifier: ^1.0.2
+        version: 1.0.2(vite@5.1.3)
       vue:
         specifier: ^3.3.10
         version: 3.3.10(typescript@5.3.3)
@@ -5334,6 +5337,14 @@ packages:
       vitest: 1.2.2(@types/node@20.10.3)(happy-dom@13.3.8)(sass@1.69.5)
     dev: true
 
+  /vitest-plugin-random-seed@1.0.2(vite@5.1.3):
+    resolution: {integrity: sha512-Kt5QHmx7I1p2WShsmgJSK/L8hNPZpyNu85zSml5yv/fHDe7gJspcKc7kNYrLVVwZdGcqcZxyHAeH503szzQ95g==}
+    peerDependencies:
+      vite: ^4.0.0 || ^5.0.0
+    dependencies:
+      vite: 5.1.3(@types/node@20.10.3)(sass@1.69.5)
+    dev: true
+
   /vitest@1.2.2(@types/node@20.10.3)(happy-dom@13.3.8)(sass@1.69.5):
     resolution: {integrity: sha512-d5Ouvrnms3GD9USIK36KG8OZ5bEvKEkITFtnGv56HFaSlbItJuYr7hv2Lkn903+AvRAgSixiamozUVfORUekjw==}
     engines: {node: ^18.0.0 || >=20.0.0}
diff --git a/src/core/utils/testing/fake-objects.ts b/src/core/utils/testing/fake-objects.ts
index cbaf1a5a..222e9a45 100644
--- a/src/core/utils/testing/fake-objects.ts
+++ b/src/core/utils/testing/fake-objects.ts
@@ -27,7 +27,7 @@ import { mock } from 'vitest-mock-extended';
 import { vi } from 'vitest';
 import { setWxtForTesting } from '~/core/wxt';
 
-faker.seed(__TEST_SEED__);
+faker.seed(import.meta.test.SEED);
 
 type DeepPartial<T> = T extends object
   ? {
diff --git a/src/types/vitest-defines.d.ts b/src/types/vitest-defines.d.ts
deleted file mode 100644
index 4f05164c..00000000
--- a/src/types/vitest-defines.d.ts
+++ /dev/null
@@ -1 +0,0 @@
-declare const __TEST_SEED__: number;
diff --git a/tsconfig.json b/tsconfig.json
index 221324d8..6361cc9f 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "./tsconfig.base.json",
   "compilerOptions": {
+    "types": ["vitest-plugin-random-seed/types"],
     "paths": {
       "~/*": ["./src/*"]
     }
diff --git a/vitest.workspace.ts b/vitest.workspace.ts
index e16a40f6..aafb85fc 100644
--- a/vitest.workspace.ts
+++ b/vitest.workspace.ts
@@ -1,20 +1,7 @@
 import { defineWorkspace } from 'vitest/config';
 import fs from 'fs-extra';
-import pc from 'picocolors';
-import type { Plugin } from 'vite';
 import path from 'node:path';
-
-const seed = Math.round(Math.random() * Number.MAX_SAFE_INTEGER);
-console.info('Test seed: ' + pc.cyan(seed));
-
-// config.define doesn't work with workspaces, so we have to set it inside a plugin
-const testSeed = (): Plugin => ({
-  name: 'test-seed',
-  config(config) {
-    config.define ??= {};
-    config.define.__TEST_SEED__ = JSON.stringify(seed);
-  },
-});
+import RandomSeed from 'vitest-plugin-random-seed';
 
 const resolve = {
   alias: {
@@ -36,7 +23,7 @@ export default defineWorkspace([
       restoreMocks: true,
       setupFiles: 'vitest.setup.ts',
     },
-    plugins: [testSeed()],
+    plugins: [RandomSeed()],
     resolve,
   },
   {
@@ -45,7 +32,7 @@ export default defineWorkspace([
       dir: 'e2e',
       testTimeout: 120e3,
     },
-    plugins: [testSeed()],
+    plugins: [RandomSeed()],
     resolve,
   },
 ]);