diff --git a/sip/tdecore/kmacroexpander.sip b/sip/tdecore/kmacroexpander.sip
index bb3a39d..8d0d3d0 100644
--- a/sip/tdecore/kmacroexpander.sip
+++ b/sip/tdecore/kmacroexpander.sip
@@ -143,7 +143,7 @@ TQString              expandMacrosShellQuote (const TQString&, const TQMap<TQStr
     for (it = map.begin (); it != map.end (); ++it)
     {
         TQChar acpp = it.key ();
-        PyObject *binst = SIPBytes_FromString ((char *)((TQString *)&it.data ()));
+        PyObject *binst = PyBytes_FromString ((char *)((TQString *)&it.data ()));
         PyObject *ainst;
         if (((ainst = sipConvertFromNewType(new TQChar(acpp), sipType_TQChar, sipTransferObj)) == NULL)
             || (binst == NULL)
@@ -232,7 +232,7 @@ TQString              expandMacrosShellQuote (const TQString&, const TQMap<TQStr
     for (it = map.begin (); it != map.end (); ++it)
     {
         TQStringList bcpp = it.data ();
-        PyObject *ainst = SIPBytes_FromString ((char *)((TQString *)&it.key ()));
+        PyObject *ainst = PyBytes_FromString ((char *)((TQString *)&it.key ()));
         PyObject *binst;
         if (((binst = sipConvertFromNewType(new TQStringList(bcpp), sipType_TQStringList, sipTransferObj)) == NULL)
             || (ainst == NULL)
diff --git a/sip/tdecore/tdeaccel.sip b/sip/tdecore/tdeaccel.sip
index 15875a1..e8097ce 100644
--- a/sip/tdecore/tdeaccel.sip
+++ b/sip/tdecore/tdeaccel.sip
@@ -184,7 +184,7 @@ public:
     for (it = map.begin (); it != map.end (); ++it)
         {
                 PyObject *iKey  = PyLong_FromLong (((long) it.key ()));
-                PyObject *sData = SIPBytes_FromString ((char *)((TQString *)&it.data ()));
+                PyObject *sData = PyBytes_FromString ((char *)((TQString *)&it.data ()));
 
                 if ((iKey == NULL) || (sData == NULL) || (PyDict_SetItem (dict, iKey, sData) < 0))
                 {
diff --git a/sip/tdecore/tdeapplication.sip b/sip/tdecore/tdeapplication.sip
index 4f167b4..f4b40dd 100644
--- a/sip/tdecore/tdeapplication.sip
+++ b/sip/tdecore/tdeapplication.sip
@@ -419,9 +419,9 @@ char **pyArgvToC(PyObject *argvlist,int *argcp)
       {
         arg = tqstrdup(sipString_AsUTF8String(&argObject));
       }
-      else if (SIPBytes_Check(argObject))
+      else if (PyBytes_Check(argObject))
       {
-        arg = tqstrdup(SIPBytes_AS_STRING(argObject));
+        arg = tqstrdup(PyBytes_AS_STRING(argObject));
       }
       else
       {
diff --git a/sip/tdecore/tdecmdlineargs.sip b/sip/tdecore/tdecmdlineargs.sip
index 954d2d1..4fe3904 100644
--- a/sip/tdecore/tdecmdlineargs.sip
+++ b/sip/tdecore/tdecmdlineargs.sip
@@ -172,9 +172,9 @@ public:
             {
               opts[i].name= tqstrdup(sipString_AsUTF8String(&member));
             }
-            else if (SIPBytes_Check(member))
+            else if (PyBytes_Check(member))
             {
-              opts[i].name= tqstrdup(SIPBytes_AS_STRING(member));
+              opts[i].name= tqstrdup(PyBytes_AS_STRING(member));
             }
             else
             {
@@ -188,9 +188,9 @@ public:
                 {
                   opts[i].description= tqstrdup(sipString_AsUTF8String(&member));
                 }
-                else if (SIPBytes_Check(member))
+                else if (PyBytes_Check(member))
                 {
-                  opts[i].description= tqstrdup(SIPBytes_AS_STRING(member));
+                  opts[i].description= tqstrdup(PyBytes_AS_STRING(member));
                 }
                 else
                 {
@@ -208,9 +208,9 @@ public:
                 {
                   opts[i].def= tqstrdup(sipString_AsUTF8String(&member));
                 }
-                else if (SIPBytes_Check(member))
+                else if (PyBytes_Check(member))
                 {
-                  opts[i].def= tqstrdup(SIPBytes_AS_STRING(member));
+                  opts[i].def= tqstrdup(PyBytes_AS_STRING(member));
                 }
                 else
                 {
diff --git a/sip/tdecore/tdeconfigbase.sip b/sip/tdecore/tdeconfigbase.sip
index 8b0d147..26b392f 100644
--- a/sip/tdecore/tdeconfigbase.sip
+++ b/sip/tdecore/tdeconfigbase.sip
@@ -260,11 +260,6 @@ protected:
 %MappedType longlong
 //converts a Python long
 {
-%TypeHeaderCode
-#if PY_MAJOR_VERSION >= 2 && PY_MINOR_VERSION >= 3
-#define LONG_LONG  PY_LONG_LONG
-#endif
-%End
 %ConvertFromTypeCode
     if (!sipCpp)
         Py_INCREF (Py_None);
@@ -272,7 +267,7 @@ protected:
 
 //    PyObject *LongLong;
 
-    return PyLong_FromLongLong (*(LONG_LONG *)sipCpp);
+    return PyLong_FromLongLong (*(PY_LONG_LONG *)sipCpp);
 %End
 
 %ConvertToTypeCode
@@ -296,17 +291,12 @@ protected:
 %MappedType ulonglong
 //converts a Python long
 {
-%TypeHeaderCode
-#if PY_MAJOR_VERSION >= 2 && PY_MINOR_VERSION >= 3
-#define LONG_LONG  PY_LONG_LONG
-#endif
-%End
 %ConvertFromTypeCode
     if (!sipCpp)
         Py_INCREF (Py_None);
         return Py_None;
 
-    return PyLong_FromUnsignedLongLong (*(LONG_LONG *)sipCpp);
+    return PyLong_FromUnsignedLongLong (*(PY_LONG_LONG *)sipCpp);
 %End
 
 %ConvertToTypeCode
diff --git a/sip/tdeio/authinfo.sip b/sip/tdeio/authinfo.sip
index 95ff7da..e3b5a07 100644
--- a/sip/tdeio/authinfo.sip
+++ b/sip/tdeio/authinfo.sip
@@ -151,7 +151,7 @@ typedef TQMap<TQString, TQStringList> KStringListMap;
 
     for (it = map.begin (); it != map.end (); ++it)
     {
-        PyObject *sKey  = SIPBytes_FromString ((const char *)((TQString)it.key ()));
+        PyObject *sKey  = PyBytes_FromString ((const char *)((TQString)it.key ()));
         PyObject *sData = sipConvertFromInstance ((void *)&it.data (), sipClass_TQStringList, sipTransferObj);
 
         if ((sKey == NULL) || (sData == NULL) || (PyDict_SetItem (dict, sKey, sData) < 0))