diff --git a/src/Humanizer.Tests.Shared/Localisation/de/Bytes/ToFullWordsTests.cs b/src/Humanizer.Tests.Shared/Localisation/de/Bytes/ToFullWordsTests.cs
index ce063fbd6..3270575d4 100644
--- a/src/Humanizer.Tests.Shared/Localisation/de/Bytes/ToFullWordsTests.cs
+++ b/src/Humanizer.Tests.Shared/Localisation/de/Bytes/ToFullWordsTests.cs
@@ -16,7 +16,7 @@ public void ReturnsSingularBit()
         [Fact]
         public void ReturnsPluralBits()
         {
-            Assert.Equal("2 Bits", ByteSize.FromBits(2).ToFullWords());
+            Assert.Equal("2 Bit", ByteSize.FromBits(2).ToFullWords());
         }
 
         [Fact]
@@ -28,7 +28,7 @@ public void ReturnsSingularByte()
         [Fact]
         public void ReturnsPluralBytes()
         {
-            Assert.Equal("10 Bytes", ByteSize.FromBytes(10).ToFullWords());
+            Assert.Equal("10 Byte", ByteSize.FromBytes(10).ToFullWords());
         }
 
         [Fact]
@@ -40,7 +40,7 @@ public void ReturnsSingularKiloByte()
         [Fact]
         public void ReturnsPluralKilobytes()
         {
-            Assert.Equal("10 Kilobytes", ByteSize.FromKilobytes(10).ToFullWords());
+            Assert.Equal("10 Kilobyte", ByteSize.FromKilobytes(10).ToFullWords());
         }
 
         [Fact]
@@ -52,7 +52,7 @@ public void ReturnsSingularMegabyte()
         [Fact]
         public void ReturnsPluralMegabytes()
         {
-            Assert.Equal("10 Megabytes", ByteSize.FromMegabytes(10).ToFullWords());
+            Assert.Equal("10 Megabyte", ByteSize.FromMegabytes(10).ToFullWords());
         }
 
         [Fact]
@@ -64,7 +64,7 @@ public void ReturnsSingularGigabyte()
         [Fact]
         public void ReturnsPluralGigabytes()
         {
-            Assert.Equal("10 Gigabytes", ByteSize.FromGigabytes(10).ToFullWords());
+            Assert.Equal("10 Gigabyte", ByteSize.FromGigabytes(10).ToFullWords());
         }
 
         [Fact]
@@ -76,12 +76,12 @@ public void ReturnsSingularTerabyte()
         [Fact]
         public void ReturnsPluralTerabytes()
         {
-            Assert.Equal("10 Terabytes", ByteSize.FromTerabytes(10).ToFullWords());
+            Assert.Equal("10 Terabyte", ByteSize.FromTerabytes(10).ToFullWords());
         }
 
         [Theory]
-        [InlineData(229376, "B", "229376 Bytes")]
-        [InlineData(229376, "# KB", "224 Kilobytes")]
+        [InlineData(229376, "B", "229376 Byte")]
+        [InlineData(229376, "# KB", "224 Kilobyte")]
         public void ToFullWordsFormatted(double input, string format, string expectedValue)
         {
             Assert.Equal(expectedValue, ByteSize.FromBytes(input).ToFullWords(format));
diff --git a/src/Humanizer/Configuration/FormatterRegistry.cs b/src/Humanizer/Configuration/FormatterRegistry.cs
index 9970c6a21..0ea449d98 100644
--- a/src/Humanizer/Configuration/FormatterRegistry.cs
+++ b/src/Humanizer/Configuration/FormatterRegistry.cs
@@ -9,6 +9,7 @@ internal class FormatterRegistry : LocaliserRegistry<IFormatter>
         public FormatterRegistry() : base(new DefaultFormatter("en-US"))
         {
             Register("ar", new ArabicFormatter());
+            Register("de", new GermanFormatter());
             Register("he", new HebrewFormatter());
             Register("ro", new RomanianFormatter());
             Register("ru", new RussianFormatter());
@@ -32,7 +33,6 @@ public FormatterRegistry() : base(new DefaultFormatter("en-US"))
             RegisterDefaultFormatter("af");
             RegisterDefaultFormatter("az");
             RegisterDefaultFormatter("da");
-            RegisterDefaultFormatter("de");
             RegisterDefaultFormatter("el");
             RegisterDefaultFormatter("es");
             RegisterDefaultFormatter("fa");
diff --git a/src/Humanizer/Localisation/Formatters/GermanFormatter.cs b/src/Humanizer/Localisation/Formatters/GermanFormatter.cs
new file mode 100644
index 000000000..3e09e92ab
--- /dev/null
+++ b/src/Humanizer/Localisation/Formatters/GermanFormatter.cs
@@ -0,0 +1,16 @@
+namespace Humanizer.Localisation.Formatters
+{
+    internal class GermanFormatter : DefaultFormatter
+    {
+        public GermanFormatter()
+            : base("de")
+        {
+        }
+
+        /// <inheritdoc />
+        public override string DataUnitHumanize(DataUnit dataUnit, double count, bool toSymbol = true)
+        {
+            return base.DataUnitHumanize(dataUnit, count, toSymbol)?.TrimEnd('s');
+        }
+    }
+}