diff --git a/src/autotraceformats.h b/src/autotraceformats.h
index 947acbe..ef1f24f 100644
--- a/src/autotraceformats.h
+++ b/src/autotraceformats.h
@@ -30,7 +30,7 @@
  */
 class AutotraceFormats : public TQObject
 {
-Q_OBJECT
+TQ_OBJECT
   
 public:
 	//! Standard TQObject-like constructor
diff --git a/src/mainwidget.h b/src/mainwidget.h
index 950921f..fb8b997 100644
--- a/src/mainwidget.h
+++ b/src/mainwidget.h
@@ -47,7 +47,7 @@ class Options;
  */
 class MainWidget : public MainWidgetBase
 {
-  Q_OBJECT
+  TQ_OBJECT
   
   
   //! For simplicity
diff --git a/src/potracegui.h b/src/potracegui.h
index dea56ab..8d421f6 100644
--- a/src/potracegui.h
+++ b/src/potracegui.h
@@ -42,7 +42,7 @@ class MainWidget;
  */
 class potracegui : public TDEMainWindow
 {
-    Q_OBJECT
+    TQ_OBJECT
   
 public:
     /**