diff --git a/src/Humanizer.Tests.Shared/Humanizer.Tests.Shared.projitems b/src/Humanizer.Tests.Shared/Humanizer.Tests.Shared.projitems
index 8518e6926..9e8d78ab5 100644
--- a/src/Humanizer.Tests.Shared/Humanizer.Tests.Shared.projitems
+++ b/src/Humanizer.Tests.Shared/Humanizer.Tests.Shared.projitems
@@ -113,6 +113,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Localisation\ja\TimeSpanHumanizeTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Localisation\ku\NumberToWordsTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Localisation\ku\TimeSpanHumanizeTests.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Localisation\ms-MY\TimeSpanHumanizeTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Localisation\mt\DateHumanizeTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Localisation\mt\NumberToWordsTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Localisation\mt\TimeSpanHumanizeTests.cs" />
diff --git a/src/Humanizer.Tests.Shared/Localisation/ms-MY/TimeSpanHumanizeTests.cs b/src/Humanizer.Tests.Shared/Localisation/ms-MY/TimeSpanHumanizeTests.cs
new file mode 100644
index 000000000..ed0598acb
--- /dev/null
+++ b/src/Humanizer.Tests.Shared/Localisation/ms-MY/TimeSpanHumanizeTests.cs
@@ -0,0 +1,98 @@
+using System;
+using Xunit;
+
+namespace Humanizer.Tests.Localisation.msMY
+{
+    [UseCulture("ms-MY")]
+    public class TimeSpanHumanizeTests
+    {
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(366, "1 tahun")]
+        [InlineData(731, "2 tahun")]
+        [InlineData(1096, "3 tahun")]
+        [InlineData(4018, "11 tahun")]
+        public void Years(int days, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromDays(days).Humanize(maxUnit: Humanizer.Localisation.TimeUnit.Year));
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(31, "1 bulan")]
+        [InlineData(61, "2 bulan")]
+        [InlineData(92, "3 bulan")]
+        [InlineData(335, "11 bulan")]
+        public void Months(int days, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromDays(days).Humanize(maxUnit: Humanizer.Localisation.TimeUnit.Year));
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(7, "1 minggu")]
+        [InlineData(14, "2 minggu")]
+        public void Weeks(int days, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromDays(days).Humanize());
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(1, "1 hari")]
+        [InlineData(2, "2 hari")]
+        public void Days(int days, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromDays(days).Humanize());
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(1, "1 jam")]
+        [InlineData(2, "2 jam")]
+        public void Hours(int hours, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromHours(hours).Humanize());
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(1, "1 minit")]
+        [InlineData(2, "2 minit")]
+        public void Minutes(int minutes, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromMinutes(minutes).Humanize());
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(1, "1 saat")]
+        [InlineData(2, "2 saat")]
+        public void Seconds(int seconds, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromSeconds(seconds).Humanize());
+        }
+
+        [Theory]
+        [Trait("Translation", "Google")]
+        [InlineData(1, "1 milisaat")]
+        [InlineData(2, "2 milisaat")]
+        public void Milliseconds(int milliseconds, string expected)
+        {
+            Assert.Equal(expected, TimeSpan.FromMilliseconds(milliseconds).Humanize());
+        }
+
+        [Fact]
+        [Trait("Translation", "Google")]
+        public void NoTime()
+        {
+            Assert.Equal("0 milisaat", TimeSpan.Zero.Humanize());
+        }
+
+        [Fact]
+        public void NoTimeToWords()
+        {
+            Assert.Equal("tiada masa", TimeSpan.Zero.Humanize(toWords: true));
+        }
+    }
+}
diff --git a/src/Humanizer/Configuration/FormatterRegistry.cs b/src/Humanizer/Configuration/FormatterRegistry.cs
index 9970c6a21..c02bba692 100644
--- a/src/Humanizer/Configuration/FormatterRegistry.cs
+++ b/src/Humanizer/Configuration/FormatterRegistry.cs
@@ -42,6 +42,7 @@ public FormatterRegistry() : base(new DefaultFormatter("en-US"))
             RegisterDefaultFormatter("id");
             RegisterDefaultFormatter("ja");
             Register("mt", new MalteseFormatter("mt"));
+            RegisterDefaultFormatter("ms-MY");
             RegisterDefaultFormatter("nb");
             RegisterDefaultFormatter("nb-NO");
             RegisterDefaultFormatter("nl");
@@ -65,7 +66,7 @@ private void RegisterDefaultFormatter(string localeCode)
             catch (CultureNotFoundException)
             {
                 // Some OS's may not support the particular culture. Not much we can do for those.
-            }            
+            }
         }
 
         private void RegisterCzechSlovakPolishFormatter(string localeCode)