diff --git a/configure.py b/configure.py
index d719b13..8d3529c 100644
--- a/configure.py
+++ b/configure.py
@@ -641,7 +641,7 @@ def generate_code(mname, imports=None, extra_cflags=None, extra_cxxflags=None, e
     # finally, run SIP and generate the C++ code
     os.system (string.join(argv))
 
-    # post process the C++ code for QT_NO_TRANSLATION
+    # post process the C++ code for TQT_NO_TRANSLATION
     if os.system (string.join ([sys.executable, srcPath("postproc")] + ['-p', mname, "-o", "tr", "*.cpp"])) != 0:
         sipconfig.error ("Post processing of C++ code failed %s (tr)" % mname)
 
diff --git a/doc/limits.html b/doc/limits.html
index 542417e..68bbe28 100644
--- a/doc/limits.html
+++ b/doc/limits.html
@@ -323,10 +323,10 @@ one TQt class.</P
 In a normal TQt installation, every descendant of TQObject inherits two methods
 (tr (const char *) and tr (const char *, const char *) from TQObject explicitly
 and also overloads these methods via the moc mechanism (by defining Q_OBJECT
-in the class declaration). KDE however is compiled with -DQT_NO_TRANSLATION,
+in the class declaration). KDE however is compiled with -DTQT_NO_TRANSLATION,
 which prevents moc from creating the overloading tr() methods, and also produces
 side-effects with a normal TQt installation which was compiled without the
--DQT_NO_TRANSLATION switch.
+-DTQT_NO_TRANSLATION switch.
 </P>
 <P>
 PyKDE handles this situation by NOT providing tr() methods (either the inherited
diff --git a/postproc b/postproc
index 1a05c15..efa05cb 100755
--- a/postproc
+++ b/postproc
@@ -85,7 +85,7 @@ def getFilelist ():
 # --------- operations ----------
 
 # removes sipDo_<classname>_tr and table reference ('sipName_qt_tr')
-# because KDE2 is compiled with QT_NO_TRANSLATION defined (which also
+# because KDE2 is compiled with TQT_NO_TRANSLATION defined (which also
 # makes TQObject::tr methods invisible to any KDE2 TQObject descendants)
 
 def trFix (filelist):
@@ -164,7 +164,7 @@ def qtNoTr (filelist):
             tmp.write (buff [i])
             i = i + 1
 
-        tmp.write ("#define QT_NO_TRANSLATION\n")
+        tmp.write ("#define TQT_NO_TRANSLATION\n")
 
         while (i < nLines):
             tmp.write (buff [i])