diff --git a/src/locale/ms-my.js b/src/locale/ms-my.js
index 11e44496d..ecb567308 100644
--- a/src/locale/ms-my.js
+++ b/src/locale/ms-my.js
@@ -11,12 +11,12 @@ const locale = {
   weekdaysMin: 'Ah_Is_Sl_Rb_Km_Jm_Sb'.split('_'),
   ordinal: n => n,
   formats: {
-    LT: 'HH.mm',
-    LTS: 'HH.mm.ss',
+    LT: 'HH:mm',
+    LTS: 'HH:mm:ss',
     L: 'DD/MM/YYYY',
     LL: 'D MMMM YYYY',
-    LLL: 'D MMMM YYYY [pukul] HH.mm',
-    LLLL: 'dddd, D MMMM YYYY [pukul] HH.mm'
+    LLL: 'D MMMM YYYY [pukul] HH:mm',
+    LLLL: 'dddd, D MMMM YYYY [pukul] HH:mm'
   },
   relativeTime: {
     future: 'dalam %s',
diff --git a/test/locale/ms-my.test.js b/test/locale/ms-my.test.js
new file mode 100644
index 000000000..3c5d75ad7
--- /dev/null
+++ b/test/locale/ms-my.test.js
@@ -0,0 +1,66 @@
+import MockDate from 'mockdate'
+import dayjs from '../../src'
+import '../../src/locale/ms-my'
+import localizedFormat from '../../src/plugin/localizedFormat'
+
+dayjs.extend(localizedFormat)
+
+beforeEach(() => {
+  MockDate.set(new Date())
+})
+
+afterEach(() => {
+  MockDate.reset()
+})
+
+describe('Malay (ms-my) locale format', () => {
+  const date = '2019-07-15T14:30:45'
+
+  it('LT should use colon separator (HH:mm)', () => {
+    const formatted = dayjs(date).locale('ms-my').format('LT')
+    expect(formatted).toBe('14:30')
+    expect(formatted).not.toContain('.')
+  })
+
+  it('LTS should use colon separator (HH:mm:ss)', () => {
+    const formatted = dayjs(date).locale('ms-my').format('LTS')
+    expect(formatted).toBe('14:30:45')
+    expect(formatted).not.toContain('.')
+  })
+
+  it('L should format as DD/MM/YYYY', () => {
+    expect(dayjs(date).locale('ms-my').format('L')).toBe('15/07/2019')
+  })
+
+  it('LL should format as D MMMM YYYY', () => {
+    expect(dayjs(date).locale('ms-my').format('LL')).toBe('15 Julai 2019')
+  })
+
+  it('LLL should use colon separator with pukul', () => {
+    const formatted = dayjs(date).locale('ms-my').format('LLL')
+    expect(formatted).toBe('15 Julai 2019 pukul 14:30')
+    expect(formatted).not.toContain('.')
+  })
+
+  it('LLLL should use colon separator with pukul', () => {
+    const formatted = dayjs(date).locale('ms-my').format('LLLL')
+    expect(formatted).toBe('Isnin, 15 Julai 2019 pukul 14:30')
+    expect(formatted).not.toContain('.')
+  })
+
+  it('should format all localized tokens correctly', () => {
+    const d = dayjs(date).locale('ms-my')
+    const expected = {
+      LT: '14:30',
+      LTS: '14:30:45',
+      L: '15/07/2019',
+      LL: '15 Julai 2019',
+      LLL: '15 Julai 2019 pukul 14:30',
+      LLLL: 'Isnin, 15 Julai 2019 pukul 14:30'
+    }
+    Object.entries(expected).forEach(([token, value]) => {
+      expect(d.format(token)).toBe(value)
+    })
+  })
+})
+