diff --git a/source2/IL2CPU/Cosmos.IL2CPU/CustomImplementation/System/Text/StringBuilderImpl.cs b/source2/IL2CPU/Cosmos.IL2CPU/CustomImplementation/System/Text/StringBuilderImpl.cs
index c9672156e..21cb67fa1 100644
--- a/source2/IL2CPU/Cosmos.IL2CPU/CustomImplementation/System/Text/StringBuilderImpl.cs
+++ b/source2/IL2CPU/Cosmos.IL2CPU/CustomImplementation/System/Text/StringBuilderImpl.cs
@@ -5,20 +5,21 @@ using System.Text;
 using Cosmos.IL2CPU.Plugs;
 
 namespace Cosmos.IL2CPU.CustomImplementation.System.Text
-{                 
-    [Plug(Target = typeof(StringBuilder))]
-    public static class StringBuilderImpl
-    {
-        public static string ToString(StringBuilder aThis)
-        {
-            var xResult = new char[aThis.Length];
-            int xLength = aThis.Length;
-            for (int i = 0; i < xLength; i++)
-            {
-                xResult[i] = aThis[i];
-            }
-            var xResultStr = new String(xResult);
-            return xResultStr;
-        }
-    }
+{           
+    // no need for plug, after 64 bit support  
+	//[Plug(Target = typeof(StringBuilder))]
+	//public static class StringBuilderImpl
+	//{
+	//    public static string ToString(StringBuilder aThis)
+	//    {
+	//        var xResult = new char[aThis.Length];
+	//        int xLength = aThis.Length;
+	//        for (int i = 0; i < xLength; i++)
+	//        {
+	//            xResult[i] = aThis[i];
+	//        }
+	//        var xResultStr = new String(xResult);
+	//        return xResultStr;
+	//    }
+	//}
 }