diff --git a/examples/default-command-inverted.ts b/examples/default-command-inverted.ts
new file mode 100644
index 00000000..7e5ca702
--- /dev/null
+++ b/examples/default-command-inverted.ts
@@ -0,0 +1,11 @@
+import { cac } from '../src/index.ts'
+const cli = cac()
+
+cli
+  .command('something', 'Do something')
+  .alias('!')
+  .action(() => {
+    console.info('Did something!')
+  })
+
+cli.parse()
diff --git a/examples/default-command.ts b/examples/default-command.ts
new file mode 100644
index 00000000..f160f898
--- /dev/null
+++ b/examples/default-command.ts
@@ -0,0 +1,11 @@
+import { cac } from '../src/index.ts'
+const cli = cac()
+
+cli
+  .command('', 'Do something')
+  .alias('something')
+  .action(() => {
+    console.info('Did something!')
+  })
+
+cli.parse()
diff --git a/src/cac.ts b/src/cac.ts
index 673afab1..8528289a 100644
--- a/src/cac.ts
+++ b/src/cac.ts
@@ -217,7 +217,7 @@ export class CAC extends EventTarget {
     if (shouldParse) {
       // Search the default command
       for (const command of this.commands) {
-        if (command.name === '') {
+        if (command.isDefaultCommand) {
           shouldParse = false
           const parsed = this.mri(argv.slice(2), command)
           this.setParsedInfo(parsed, command)
diff --git a/tests/index.test.ts b/tests/index.test.ts
index a2bc4e71..bbb176b4 100644
--- a/tests/index.test.ts
+++ b/tests/index.test.ts
@@ -186,3 +186,26 @@ describe('--version in help message', () => {
     expect(output).toContain(`--version`)
   })
 })
+
+describe('default commands', () => {
+  test('simple: empty call', async () => {
+    const output = await getOutput('default-command.ts', [])
+    expect(output).toContain('Did something!')
+  })
+
+  test('simple: name alias call', async () => {
+    const output = await getOutput('default-command.ts', ['something'])
+    expect(output).toContain('Did something!')
+  })
+
+  // See https://github.com/cacjs/cac/issues/151
+  test('inverted: empty call', async () => {
+    const output = await getOutput('default-command-inverted.ts', [])
+    expect(output).toContain('Did something!')
+  })
+
+  test('inverted: name alias call', async () => {
+    const output = await getOutput('default-command-inverted.ts', ['something'])
+    expect(output).toContain('Did something!')
+  })
+})