diff --git a/kaffeine/src/kaffeine.cpp b/kaffeine/src/kaffeine.cpp
index 10bd4be..2294956 100644
--- a/kaffeine/src/kaffeine.cpp
+++ b/kaffeine/src/kaffeine.cpp
@@ -1001,7 +1001,7 @@ void Kaffeine::slotSleepAfterPlayMenu()
 	m_quitAfterPlay->setChecked(false); //Keep from checking both quits
 
 #ifdef HAVE_DPMS
-	Display *dspl = qt_xdisplay();
+	Display *dspl = tqt_xdisplay();
 	int base;
 	bool hasDPMS = DPMSQueryExtension(dspl, &base, &base);
 	if (!hasDPMS) // Check Xserver for DPMS
@@ -1022,7 +1022,7 @@ void Kaffeine::slotSleepAfterPlayMenu()
 void Kaffeine::slotSleepAfterPlay()
 {
 #ifdef HAVE_DPMS
-	Display *dspl = qt_xdisplay();
+	Display *dspl = tqt_xdisplay();
 	CARD16 standby;
 	CARD16 suspend;
 	CARD16 off;