diff --git a/PDFNetPHP/PDFNetPHP.i b/PDFNetPHP/PDFNetPHP.i
index 23015604..36500e52 100644
--- a/PDFNetPHP/PDFNetPHP.i
+++ b/PDFNetPHP/PDFNetPHP.i
@@ -851,6 +851,10 @@ namespace pdftron {
     }
 }
 
+// Value Wrappers prevent excessive item creation by wrapping the item in SwigValueWrapper
+%feature("valuewrapper") pdftron::PDF::PDFDoc;
+
+
 //----------------------------------------------------------------------------------------------
 /**
  * Typemap for function pointers
diff --git a/PDFNetPython/PDFNetPython.i b/PDFNetPython/PDFNetPython.i
index 90be3b39..8de07e20 100644
--- a/PDFNetPython/PDFNetPython.i
+++ b/PDFNetPython/PDFNetPython.i
@@ -719,6 +719,10 @@ namespace pdftron {
     }
 }
 
+// Value Wrappers prevent excessive item creation by wrapping the item in SwigValueWrapper
+%feature("valuewrapper") pdftron::PDF::PDFDoc;
+
+
 //----------------------------------------------------------------------------------------------
 /**
  * Typemap for function pointers
diff --git a/PDFTronGo/pdftron.i b/PDFTronGo/pdftron.i
index 29573c59..bb0c7f39 100644
--- a/PDFTronGo/pdftron.i
+++ b/PDFTronGo/pdftron.i
@@ -306,6 +306,9 @@ namespace pdftron {
     }
 }
 
+// Value Wrappers prevent excessive item creation by wrapping the item in SwigValueWrapper
+%feature("valuewrapper") pdftron::PDF::PDFDoc;
+
 /**
  * Turns on the director feature for the following classes.
  * C++ equivalent of a proxy class. User extends this class in GOLang