diff --git a/source/SysConsole/CreativeCoders.SysConsole.Cli.Parsing/OptionProperties/CliValueConverters.cs b/source/SysConsole/CreativeCoders.SysConsole.Cli.Parsing/OptionProperties/CliValueConverters.cs
index 7e332968..6000af8f 100644
--- a/source/SysConsole/CreativeCoders.SysConsole.Cli.Parsing/OptionProperties/CliValueConverters.cs
+++ b/source/SysConsole/CreativeCoders.SysConsole.Cli.Parsing/OptionProperties/CliValueConverters.cs
@@ -69,7 +69,14 @@ private CliValueConverters()
             return boolValue;
         }
 
-        var valueConverted = InternalConvert(value, nullableType, optionAttribute);
+        var valueConverted = nullableType.IsEnum
+            ? _enumConverter.Convert(value, nullableType, optionAttribute)
+            : InternalConvert(value, nullableType, optionAttribute);
+
+        if (valueConverted == ConverterAction.DoNothing)
+        {
+            return ConverterAction.DoNothing;
+        }
 
         return valueConverted == null
             ? Activator.CreateInstance(targetType)
diff --git a/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/OptionParserTests.cs b/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/OptionParserTests.cs
index 39208c10..f758c69d 100644
--- a/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/OptionParserTests.cs
+++ b/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/OptionParserTests.cs
@@ -360,6 +360,58 @@ public void Parse_EnumValue_PropertyIsSetCorrect(string argValue, TestEnum enumV
             .Be(enumValue);
     }
 
+    [Theory]
+    [InlineData("Ok", TestEnum.Ok)]
+    [InlineData("OK", TestEnum.OK)]
+    [InlineData("ok", null)]
+    [InlineData("", null)]
+    [InlineData("Default", TestEnum.Default)]
+    [InlineData("default", TestEnum.Default)]
+    [InlineData("Custom", TestEnum.Custom)]
+    [InlineData("CUSTOM", TestEnum.Custom)]
+    [InlineData("Failed", TestEnum.Failed)]
+    [InlineData("failED", TestEnum.Failed)]
+    [InlineData("None", TestEnum.None)]
+    [InlineData("nONe", TestEnum.None)]
+    public void Parse_NullableEnumValue_PropertyIsSetCorrect(string argValue, TestEnum? enumValue)
+    {
+        var args = new[] { "-ne", argValue };
+
+        var parser = new OptionParser(typeof(TestOptionWithEnum));
+
+        // Act
+        var option = parser.Parse(args) as TestOptionWithEnum;
+
+        // Assert
+        option
+            .Should()
+            .NotBeNull();
+
+        option.NullableEnumValue
+            .Should()
+            .Be(enumValue);
+    }
+
+    [Fact]
+    public void Parse_NotGivenNullableEnumValue_PropertyIsNull()
+    {
+        var args = Array.Empty<string>();
+
+        var parser = new OptionParser(typeof(TestOptionWithEnum));
+
+        // Act
+        var option = parser.Parse(args) as TestOptionWithEnum;
+
+        // Assert
+        option
+            .Should()
+            .NotBeNull();
+
+        option.NullableEnumValue
+            .Should()
+            .Be(null);
+    }
+
     [Theory]
     [InlineData("Hello", "World")]
     [InlineData("World", "Hello")]
diff --git a/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/TestData/TestOptionWithEnum.cs b/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/TestData/TestOptionWithEnum.cs
index 7be5262b..de564821 100644
--- a/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/TestData/TestOptionWithEnum.cs
+++ b/tests/CreativeCoders.SysConsole.Cli.Parsing.UnitTests/TestData/TestOptionWithEnum.cs
@@ -6,4 +6,7 @@ namespace CreativeCoders.SysConsole.Cli.Parsing.UnitTests.TestData;
 public class TestOptionWithEnum
 {
     [OptionParameter('e', "enum")] public TestEnum EnumValue { get; set; }
+
+    [OptionParameter("ne", "nullableenum")]
+    public TestEnum? NullableEnumValue { get; set; }
 }