diff --git a/StringConstants/StringConstants.cs b/StringConstants/StringConstants.cs
index 5c834a805..92940f7aa 100644
--- a/StringConstants/StringConstants.cs
+++ b/StringConstants/StringConstants.cs
@@ -36,6 +36,7 @@ namespace PascalABCCompiler
             oper_names[noteq_name] = "op_Inequality";
             oper_names[shl_name] = "op_LeftShift";
             oper_names[shr_name] = "op_RightShift";
+            oper_names[assign_name] = "op_Assign";
         }
 
         public static string GetNETOperName(string name)
diff --git a/TreeConverter/NetWrappers/NetHelper.cs b/TreeConverter/NetWrappers/NetHelper.cs
index d866e9dfc..8a3b057eb 100644
--- a/TreeConverter/NetWrappers/NetHelper.cs
+++ b/TreeConverter/NetWrappers/NetHelper.cs
@@ -1567,7 +1567,7 @@ namespace PascalABCCompiler.NetHelper
         public static List<SymbolInfo> FindName(Type t, string name)
         {
             if (name == null) return null;
-            if (name == StringConstants.assign_name) return null;
+            if (name == StringConstants.assign_name && !t.IsValueType) return null;
             string s = StringConstants.GetNETOperName(name);
             string tmp_name = name;
             if (s != null)