diff --git a/SWIG/Source/Modules/python.cxx b/SWIG/Source/Modules/python.cxx
index 9e498aad3..58c7cb193 100644
--- a/SWIG/Source/Modules/python.cxx
+++ b/SWIG/Source/Modules/python.cxx
@@ -1629,7 +1629,7 @@ public:
 	if (Len(pn)) {
 	  String *tmp = 0;
 	  String *name =  pn;
-	  if (!Getattr(p,"self")) {
+	  if (!Getattr(p,"hidden")) {
 	    name = tmp = Swig_name_make(p,0,pn,0, 0); 
 	  }      
 	  Printf(kwargs,"(char *) \"%s\",", name);
@@ -1661,7 +1661,7 @@ public:
 	  
 	  if (Getattr(p,"tmap:in:implicitconv")) {
 	    const char *convflag = "0";
-	    if (!Getattr(p,"self")) {
+	    if (!Getattr(p,"hidden")) {
 	      SwigType *ptype =  Getattr(p,"type");
 	      convflag = get_implicitconv_flag(classLookup(ptype));
 	    }
@@ -1766,7 +1766,7 @@ public:
       if (!Getattr(p,"tmap:in:parse") && (tm = Getattr(p,"tmap:freearg"))) {
 	if (Getattr(p,"tmap:freearg:implicitconv")) {
 	  const char *convflag = "0";
-	  if (!Getattr(p,"self")) {
+	  if (!Getattr(p,"hidden")) {
 	    SwigType *ptype =  Getattr(p,"type");
 	    convflag = get_implicitconv_flag(classLookup(ptype));
 	  }
@@ -2856,6 +2856,7 @@ public:
 	  if (parms) set_nextSibling(self, parms);
 	  Setattr(n, "parms", self);
 	  Setattr(n, "wrap:self", "1");
+	  Setattr(n, "hidden", "1");
 	  Delete(self);
     }