diff --git a/sip/tdecore/netwm.sip b/sip/tdecore/netwm.sip
index a4f02df..48dcbbf 100644
--- a/sip/tdecore/netwm.sip
+++ b/sip/tdecore/netwm.sip
@@ -55,7 +55,7 @@ public:
         list [i] = (unsigned long)PyInt_AS_LONG (PyList_GET_ITEM (a2, i));
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo (d, a0, a1, list, count, a3, a4);
     Py_END_ALLOW_THREADS
 
@@ -69,7 +69,7 @@ public:
 //takes  supportWindow | (Window) | wmName | (a Python string) | properties | (ulong) | screen | (int = -1) | doActivate | (bool = 1)
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo (d, a0, a1, a2, a3, a4);
     Py_END_ALLOW_THREADS
 %End
@@ -86,7 +86,7 @@ public:
         list [i] = (unsigned long)PyInt_AS_LONG (PyList_GET_ITEM (a2, i));
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo (d, list, count, a1, a2);
     Py_END_ALLOW_THREADS
 
@@ -100,7 +100,7 @@ public:
 //takes  properties | (ulong) | screen | (int = -1) | doActivate | (bool = 1)
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo (d, a0, a1, a2);
     Py_END_ALLOW_THREADS
 %End
@@ -372,7 +372,7 @@ public:
         list [i] = (unsigned long)PyInt_AS_LONG (PyList_GET_ITEM (a2, i));
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo2 (d, a0, a1, list, count, a3, a4);
     Py_END_ALLOW_THREADS
 
@@ -413,7 +413,7 @@ public:
         list [i] = (unsigned long)PyInt_AS_LONG (PyList_GET_ITEM (a2, i));
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo3 (d, a0, a1, list, count, a3, a4);
     Py_END_ALLOW_THREADS
 
@@ -452,7 +452,7 @@ public:
         list [i] = (unsigned long)PyInt_AS_LONG (PyList_GET_ITEM (a2, i));
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETRootInfo4 (d, a0, a1, list, count, a3, a4);
     Py_END_ALLOW_THREADS
 
@@ -497,7 +497,7 @@ public:
         list [i] = (unsigned long)PyInt_AS_LONG (PyList_GET_ITEM (a2, i));
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETWinInfo (d, a0, a1, list, count, a3);
     Py_END_ALLOW_THREADS
 
@@ -512,7 +512,7 @@ public:
 //takes window (Window) | rootWindow (Window) | properties (ulong) | role (Role = Client)
 
     Py_BEGIN_ALLOW_THREADS
-    Display *d = qt_xdisplay ();
+    Display *d = tqt_xdisplay ();
     sipCpp = new sipNETWinInfo (d, a0, a1, a2, a3);
     Py_END_ALLOW_THREADS
 %End