diff --git a/src/AuthDialog.h b/src/AuthDialog.h
index 9c8cb65..b5cb67b 100644
--- a/src/AuthDialog.h
+++ b/src/AuthDialog.h
@@ -37,7 +37,7 @@ class AuthDialogWidget;
 
 class AuthDialog : public KDialogBase
 {
-  Q_OBJECT
+  TQ_OBJECT
 
   public:
     AuthDialog(const TQString &actionId, const TQString &message,
@@ -73,7 +73,7 @@ class AuthDialog : public KDialogBase
 
 class AuthDetails : public AuthDetailsWidget
 {
-  Q_OBJECT
+  TQ_OBJECT
 
   public:
     AuthDetails(const PolkitTQt::Details &details,
diff --git a/src/polkit-listener.h b/src/polkit-listener.h
index bffd21a..e37e089 100644
--- a/src/polkit-listener.h
+++ b/src/polkit-listener.h
@@ -27,7 +27,7 @@ class AuthDialog;
 
 class PolkitListener : public PolkitTQt::Agent::Listener
 {
-  Q_OBJECT
+  TQ_OBJECT
 
   public:
     PolkitListener(TQObject *parent = 0);