diff --git a/docs/config/index.md b/docs/config/index.md
index 310294949f64..78b221df456d 100644
--- a/docs/config/index.md
+++ b/docs/config/index.md
@@ -1042,7 +1042,7 @@ List of files excluded from coverage as glob patterns.
 #### coverage.all
 
 - **Type:** `boolean`
-- **Default:** `false`
+- **Default:** `true` (since Vitest `1.0.0`)
 - **Available for providers:** `'v8' | 'istanbul'`
 - **CLI:** `--coverage.all`, `--coverage.all=false`
 
diff --git a/packages/vitest/src/defaults.ts b/packages/vitest/src/defaults.ts
index ec5db4adef21..2e45b8932efa 100644
--- a/packages/vitest/src/defaults.ts
+++ b/packages/vitest/src/defaults.ts
@@ -32,6 +32,7 @@ const defaultCoverageExcludes = [
 export const coverageConfigDefaults: ResolvedCoverageOptions = {
   provider: 'v8',
   enabled: false,
+  all: true,
   clean: true,
   cleanOnRerun: true,
   reportsDirectory: './coverage',
diff --git a/test/coverage-test/testing-options.mjs b/test/coverage-test/testing-options.mjs
index f86568c0720e..f40430fcfa78 100644
--- a/test/coverage-test/testing-options.mjs
+++ b/test/coverage-test/testing-options.mjs
@@ -44,6 +44,7 @@ for (const provider of ['v8', 'istanbul']) {
       coverage: {
         enabled: true,
         clean: true,
+        all: false,
         provider,
         ...testConfig.coverage,
       },
diff --git a/test/coverage-test/vitest.config.ts b/test/coverage-test/vitest.config.ts
index 258ea5e8bf7b..93d04fbfacce 100644
--- a/test/coverage-test/vitest.config.ts
+++ b/test/coverage-test/vitest.config.ts
@@ -45,7 +45,6 @@ export default defineConfig({
       customProviderModule: provider === 'custom' ? 'custom-provider' : undefined,
       include: ['src/**'],
       clean: true,
-      all: true,
       reporter: [
         'text',
         ['html'],
diff --git a/test/workspaces/vitest.config.ts b/test/workspaces/vitest.config.ts
index a817e50b78f3..5a9cf2e2004e 100644
--- a/test/workspaces/vitest.config.ts
+++ b/test/workspaces/vitest.config.ts
@@ -10,7 +10,6 @@ export default defineConfig({
   test: {
     coverage: {
       enabled: true,
-      all: true,
     },
     reporters: ['default', 'json'],
     outputFile: './results.json',