diff --git a/Pilz.UI.Telerik.Symbols/RadSymbols.cs b/Pilz.UI.Telerik.Symbols/RadSymbols.cs
index 63df725..8495df4 100644
--- a/Pilz.UI.Telerik.Symbols/RadSymbols.cs
+++ b/Pilz.UI.Telerik.Symbols/RadSymbols.cs
@@ -6,6 +6,9 @@ namespace Pilz.UI.Telerik.Symbols;
 
 public static class RadSymbols
 {
-    public static IRadSymbolFactory<SymbolsColor> Color { get; } = new ColorFactory();
-    public static IRadSymbolFactory<SymbolsFluent> Fluent { get; } = new FluentFactory();
+    private static IRadSymbolFactory<SymbolsColor>? color;
+    private static IRadSymbolFactory<SymbolsFluent>? fluent;
+
+    public static IRadSymbolFactory<SymbolsColor> Color => color ??= new ColorFactory();
+    public static IRadSymbolFactory<SymbolsFluent> Fluent => fluent ??= new FluentFactory();
 }