diff --git a/packages/browser/src/client/public/esm-client-injector.js b/packages/browser/src/client/public/esm-client-injector.js
index def79a213264..051d394d3a95 100644
--- a/packages/browser/src/client/public/esm-client-injector.js
+++ b/packages/browser/src/client/public/esm-client-injector.js
@@ -50,6 +50,9 @@
   if (config.testNamePattern)
     config.testNamePattern = parseRegexp(config.testNamePattern);
 
+  if (config.retry?.condition)
+    config.retry.condition = parseRegexp(config.retry.condition);
+
   function parseRegexp(input) {
     // Parse input
     const m = input.match(/(\/?)(.+)\1([a-z]*)/i);
diff --git a/packages/browser/src/node/project.ts b/packages/browser/src/node/project.ts
index bbc6f32860b0..77bd7878ad82 100644
--- a/packages/browser/src/node/project.ts
+++ b/packages/browser/src/node/project.ts
@@ -129,11 +129,15 @@ export class ProjectBrowser implements IProjectBrowser {
 }
 
 function wrapConfig(config: SerializedConfig): SerializedConfig {
-  return {
-    ...config,
-    // workaround RegExp serialization
-    testNamePattern: config.testNamePattern
-      ? (config.testNamePattern.toString() as any as RegExp)
-      : undefined,
+  config = { ...config }
+
+  // workaround RegExp serialization
+  config.testNamePattern &&= config.testNamePattern.toString() as any as RegExp
+
+  // workaround RegExp serialization
+  if (typeof config.retry === 'object') {
+    config.retry.condition &&= config.retry.condition.toString() as any as RegExp
   }
+
+  return config
 }
diff --git a/test/cli/test/retry-condition.test.ts b/test/cli/test/retry-condition.test.ts
new file mode 100644
index 000000000000..54b1b93865ae
--- /dev/null
+++ b/test/cli/test/retry-condition.test.ts
@@ -0,0 +1,105 @@
+import type { RunVitestConfig } from '#test-utils'
+import { runInlineTests } from '#test-utils'
+import { playwright } from '@vitest/browser-playwright'
+import { expect, it } from 'vitest'
+
+function modeToConfig(mode: string): RunVitestConfig {
+  if (mode === 'playwright') {
+    return {
+      browser: {
+        enabled: true,
+        headless: true,
+        screenshotFailures: false,
+        provider: playwright(),
+        instances: [{ browser: 'chromium' }],
+      },
+    }
+  }
+  return {}
+}
+
+it.for(['node', 'playwright'])('test.retry.condition is corrrectly serialized %s', async (mode) => {
+  const { stderr, errorTree } = await runInlineTests({
+    'basic.test.js': /* js */`
+      import { expect, test } from 'vitest'
+
+      test('task.retry.condition is corrrectly deserialized', ({ task }) => {
+        expect(task.retry.condition).toBeInstanceOf(RegExp)
+        expect(task.retry.condition).toStrictEqual(/retry_this/)
+      })
+
+      let trial = 0;
+      test('retry', () => {
+        trial++
+        if (trial === 1) {
+          throw new Error('retry_this')
+        }
+      })
+
+      let trial2 = 0;
+      test('not retry', () => {
+        trial2++
+        if (trial2 === 1) {
+          throw new Error('retry_that')
+        }
+      })
+    `,
+  }, {
+    ...modeToConfig(mode),
+    retry: {
+      count: 1,
+      condition: /retry_this/,
+    },
+  })
+  if (mode === 'playwright') {
+    expect(stderr).toMatchInlineSnapshot(`
+      "
+      ⎯⎯⎯⎯⎯⎯⎯ Failed Tests 1 ⎯⎯⎯⎯⎯⎯⎯
+
+       FAIL  |chromium| basic.test.js > not retry
+      Error: retry_that
+       ❯ basic.test.js:21:17
+           19|         trial2++
+           20|         if (trial2 === 1) {
+           21|           throw new Error('retry_that')
+             |                 ^
+           22|         }
+           23|       })
+
+      ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯[1/1]⎯
+
+      "
+    `)
+  }
+  else {
+    expect(stderr).toMatchInlineSnapshot(`
+      "
+      ⎯⎯⎯⎯⎯⎯⎯ Failed Tests 1 ⎯⎯⎯⎯⎯⎯⎯
+
+       FAIL  basic.test.js > not retry
+      Error: retry_that
+       ❯ basic.test.js:21:17
+           19|         trial2++
+           20|         if (trial2 === 1) {
+           21|           throw new Error('retry_that')
+             |                 ^
+           22|         }
+           23|       })
+
+      ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯[1/1]⎯
+
+      "
+    `)
+  }
+  expect(errorTree()).toMatchInlineSnapshot(`
+    {
+      "basic.test.js": {
+        "not retry": [
+          "retry_that",
+        ],
+        "retry": "passed",
+        "task.retry.condition is corrrectly deserialized": "passed",
+      },
+    }
+  `)
+})