diff --git a/src/Humanizer.Tests/Humanizer.Tests.csproj b/src/Humanizer.Tests/Humanizer.Tests.csproj
index 9e9be0aa4..aaa08543a 100644
--- a/src/Humanizer.Tests/Humanizer.Tests.csproj
+++ b/src/Humanizer.Tests/Humanizer.Tests.csproj
@@ -71,6 +71,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="CasingTests.cs" />
+    <Compile Include="Localisation\ar\TimeSpanTests.cs" />
     <Compile Include="Localisation\DateHumanizeTests.nb-NO.cs" />
     <Compile Include="Localisation\es\DateHumanizeTests.cs" />
     <Compile Include="Localisation\es\TimeSpanTests.cs" />
diff --git a/src/Humanizer.Tests/Localisation/ar/TimeSpanTests.cs b/src/Humanizer.Tests/Localisation/ar/TimeSpanTests.cs
new file mode 100644
index 000000000..f86fbb301
--- /dev/null
+++ b/src/Humanizer.Tests/Localisation/ar/TimeSpanTests.cs
@@ -0,0 +1,52 @@
+using System;
+using Xunit;
+
+namespace Humanizer.Tests.Localisation.ar
+{
+    public class TimeSpanHumanizeExtensionsTests : AmbientCulture
+    {
+        public TimeSpanHumanizeExtensionsTests() : base("ar") {         }
+
+        [Fact]
+        public void OneWeek()
+        {
+            Assert.Equal("أسبوع واحد", TimeSpan.FromDays(7).Humanize());
+        }
+
+        [Fact]
+        public void OneDay()
+        {
+            Assert.Equal("يوم واحد", TimeSpan.FromDays(1).Humanize());
+        }
+
+        [Fact]
+        public void OneHour()
+        {
+            Assert.Equal("ساعة واحدة", TimeSpan.FromHours(1).Humanize());
+        }
+
+        [Fact]
+        public void OneMinute()
+        {
+            Assert.Equal("دقيقة واحدة", TimeSpan.FromMinutes(1).Humanize());
+        }
+
+        [Fact]
+        public void OneSecond()
+        {
+            Assert.Equal("ثانية واحدة", TimeSpan.FromSeconds(1).Humanize());
+        }
+
+        [Fact]
+        public void OneMillisecond()
+        {
+            Assert.Equal("جزء من الثانية", TimeSpan.FromMilliseconds(1).Humanize());
+        }
+
+        [Fact]
+        public void NoTime()
+        {
+            Assert.Equal("حالاً", TimeSpan.Zero.Humanize());
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Humanizer/Properties/Resources.ar.resx b/src/Humanizer/Properties/Resources.ar.resx
index 083e76af7..b0ffcc3dc 100644
--- a/src/Humanizer/Properties/Resources.ar.resx
+++ b/src/Humanizer/Properties/Resources.ar.resx
@@ -169,4 +169,32 @@
     <value>منذ {0} سنوات</value>
     <comment>{0} years ago</comment>
   </data>
+  <data name="TimeSpanHumanize_SingleDay" xml:space="preserve">
+    <value>يوم واحد</value>
+    <comment>single day</comment>
+  </data>
+  <data name="TimeSpanHumanize_SingleHour" xml:space="preserve">
+    <value>ساعة واحدة</value>
+    <comment>single hour</comment>
+  </data>
+  <data name="TimeSpanHumanize_SingleMillisecond" xml:space="preserve">
+    <value>جزء من الثانية</value>
+    <comment>single millisecond</comment>
+  </data>
+  <data name="TimeSpanHumanize_SingleMinute" xml:space="preserve">
+    <value>دقيقة واحدة</value>
+    <comment>single minute</comment>
+  </data>
+  <data name="TimeSpanHumanize_SingleSecond" xml:space="preserve">
+    <value>ثانية واحدة</value>
+    <comment>single second</comment>
+  </data>
+  <data name="TimeSpanHumanize_SingleWeek" xml:space="preserve">
+    <value>أسبوع واحد</value>
+    <comment>single week</comment>
+  </data>
+  <data name="TimeSpanHumanize_Zero" xml:space="preserve">
+    <value>حالاً</value>
+    <comment>no time</comment>
+  </data>
 </root>
\ No newline at end of file