diff --git a/packages/runner/src/types/runner.ts b/packages/runner/src/types/runner.ts
index 2892ff6b79ad..8ba40c29abb8 100644
--- a/packages/runner/src/types/runner.ts
+++ b/packages/runner/src/types/runner.ts
@@ -9,7 +9,7 @@ export interface VitestRunnerConfig {
   allowOnly?: boolean
   sequence: {
     shuffle?: boolean
-    seed?: number
+    seed: number
     hooks: SequenceHooks
   }
   maxConcurrency: number
diff --git a/packages/vitest/src/node/config.ts b/packages/vitest/src/node/config.ts
index a2f2cf12c333..5548b5dcbde8 100644
--- a/packages/vitest/src/node/config.ts
+++ b/packages/vitest/src/node/config.ts
@@ -231,6 +231,8 @@ export function resolveConfig(
       : BaseSequencer
   }
   resolved.sequence.hooks ??= 'parallel'
+  if (resolved.sequence.sequencer === RandomSequencer)
+    resolved.sequence.seed ??= Date.now()
 
   resolved.typecheck = {
     ...configDefaults.typecheck,
diff --git a/packages/vitest/src/node/logger.ts b/packages/vitest/src/node/logger.ts
index 9c2d2eae3264..7897002509f2 100644
--- a/packages/vitest/src/node/logger.ts
+++ b/packages/vitest/src/node/logger.ts
@@ -4,6 +4,7 @@ import { version } from '../../../../package.json'
 import type { ErrorWithDiff } from '../types'
 import type { TypeCheckError } from '../typecheck/typechecker'
 import { divider } from './reporters/renderers/utils'
+import { RandomSequencer } from './sequencers/RandomSequencer'
 import type { Vitest } from './core'
 import { printError } from './error'
 
@@ -105,6 +106,9 @@ export class Logger {
 
     this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)}`)
 
+    if (this.ctx.config.sequence.sequencer === RandomSequencer)
+      this.log(c.gray(`      Running tests with seed "${this.ctx.config.sequence.seed}"`))
+
     if (this.ctx.config.browser)
       this.log(c.dim(c.green(`      Browser runner started at http://${this.ctx.config.api?.host || 'localhost'}:${c.bold(`${this.ctx.server.config.server.port}`)}`)))
     else if (this.ctx.config.ui)
diff --git a/packages/vitest/src/node/sequencers/RandomSequencer.ts b/packages/vitest/src/node/sequencers/RandomSequencer.ts
index d6edc463813e..d3b3bd1d54d0 100644
--- a/packages/vitest/src/node/sequencers/RandomSequencer.ts
+++ b/packages/vitest/src/node/sequencers/RandomSequencer.ts
@@ -5,8 +5,6 @@ export class RandomSequencer extends BaseSequencer {
   public async sort(files: string[]) {
     const { sequence } = this.ctx.config
 
-    const seed = sequence?.seed ?? Date.now()
-
-    return shuffle(files, seed)
+    return shuffle(files, sequence.seed)
   }
 }
diff --git a/packages/vitest/src/types/config.ts b/packages/vitest/src/types/config.ts
index b01c587e6ba6..d49e4e27d9b4 100644
--- a/packages/vitest/src/types/config.ts
+++ b/packages/vitest/src/types/config.ts
@@ -636,7 +636,7 @@ export interface ResolvedConfig extends Omit<Required<UserConfig>, 'config' | 'f
     sequencer: TestSequencerConstructor
     hooks: SequenceHooks
     shuffle?: boolean
-    seed?: number
+    seed: number
   }
 
   typecheck: TypecheckConfig