diff --git a/TestSuite/abstract6.pas b/TestSuite/abstract6.pas
new file mode 100644
index 000000000..edf809710
--- /dev/null
+++ b/TestSuite/abstract6.pas
@@ -0,0 +1,18 @@
+{$reference l1.dll}
+
+type
+  c0 = class end;
+  
+  // обязательно использовать кастомный тип в качестве типоаргумента
+  // с ns.c2<object> не проявляется
+  c3 = class(ns.c2<c0>)
+  procedure test;
+  begin
+    f1();
+  end;
+  end;
+
+begin
+  var obj := new c3;
+  
+end.
\ No newline at end of file
diff --git a/TestSuite/l1.dll b/TestSuite/l1.dll
new file mode 100644
index 000000000..a81af485c
Binary files /dev/null and b/TestSuite/l1.dll differ
diff --git a/TreeConverter/TreeRealization/generics.cs b/TreeConverter/TreeRealization/generics.cs
index 96e044663..72923fb04 100644
--- a/TreeConverter/TreeRealization/generics.cs
+++ b/TreeConverter/TreeRealization/generics.cs
@@ -1824,6 +1824,13 @@ namespace PascalABCCompiler.TreeRealization
                 cmn.return_variable = (orig_fn as common_function_node)?.return_variable;
             }
             cmn.IsOperator = orig_fn.IsOperator;
+            if (orig_fn is compiled_function_node)
+            {
+                compiled_function_node fn_orig = orig_fn as compiled_function_node;
+                if (fn_orig.method_info.GetBaseDefinition() != null)
+                    cmn.overrided_method = compiled_function_node.get_compiled_method(fn_orig.method_info.GetBaseDefinition());
+            }
+            
             return cmn;
         }