diff --git a/Flow.Launcher.Infrastructure/UI/EnumBindingSource.cs b/Flow.Launcher.Infrastructure/UI/EnumBindingSource.cs
deleted file mode 100644
index f9504e6d9..000000000
--- a/Flow.Launcher.Infrastructure/UI/EnumBindingSource.cs
+++ /dev/null
@@ -1,58 +0,0 @@
-using System;
-using System.Windows.Markup;
-
-namespace Flow.Launcher.Infrastructure.UI
-{
-    [Obsolete("EnumBindingSourceExtension is obsolete. Use with Flow.Launcher.Localization NuGet package instead.")]
-    public class EnumBindingSourceExtension : MarkupExtension
-    {
-        private Type _enumType;
-        public Type EnumType
-        {
-            get { return _enumType; }
-            set
-            {
-                if (value != _enumType)
-                {
-                    if (value != null)
-                    {
-                        Type enumType = Nullable.GetUnderlyingType(value) ?? value;
-                        if (!enumType.IsEnum)
-                        {
-                            throw new ArgumentException("Type must represent an enum.");
-                        }
-                    }
-
-                    _enumType = value;
-                }
-            }
-        }
-
-        public EnumBindingSourceExtension() { }
-
-        public EnumBindingSourceExtension(Type enumType)
-        {
-            EnumType = enumType;
-        }
-
-        public override object ProvideValue(IServiceProvider serviceProvider)
-        {
-            if (_enumType == null)
-            { 
-                throw new InvalidOperationException("The EnumType must be specified.");
-            }
-
-            Type actualEnumType = Nullable.GetUnderlyingType(_enumType) ?? _enumType;
-            Array enumValues = Enum.GetValues(actualEnumType);
-
-            if (actualEnumType == _enumType)
-            {
-                return enumValues;
-            }
-
-            Array tempArray = Array.CreateInstance(actualEnumType, enumValues.Length + 1);
-            enumValues.CopyTo(tempArray, 1);
-            return tempArray;
-        }
-    }
-}