diff --git a/package.json b/package.json
index 5e33ab3c..ac3927c4 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
     "lint:fix": "oxlint --fix packages tests",
     "test:types": "tsc -p tests/tsconfig.json --noEmit",
     "test:unit": "vitest --coverage --run",
+    "test:unit:report": "cross-env VITEST_HTML_REPORT=true vitest --coverage --run",
     "test:unit:ui": "vitest --coverage --ui",
     "test:unit:watch": "vitest --coverage --watch",
     "test.local.init": "rimraf localBaseline && SAVE_ACTUAL=true wdio ./tests/configs/wdio.local.init.conf.ts",
diff --git a/vitest.config.ts b/vitest.config.ts
index decd2863..baa6025f 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -3,7 +3,10 @@ import { defineConfig, coverageConfigDefaults, defaultExclude } from 'vitest/con
 export default defineConfig({
     test: {
         include: ['./packages/**/(tests|src)/**/*.test.ts'],
-        reporters: ['default', ['html', { outputDir: '.vitest-ui' }]],
+        // The static HTML report (.vitest-ui/) is written only on request (`pnpm test:unit:report`), not on every run
+        reporters: process.env.VITEST_HTML_REPORT === 'true'
+            ? ['default', ['html', { outputDir: '.vitest-ui' }]]
+            : ['default'],
         coverage: {
             // Vitest 4 removed `coverage.all`: without `include`, only the files that the tests load are reported
             include: ['packages/*/src/**/*.{ts,tsx}'],