diff --git a/kpty/tests/kptyprocesstest.cpp b/kpty/tests/kptyprocesstest.cpp
index 24c61228..ee594570 100644
--- a/kpty/tests/kptyprocesstest.cpp
+++ b/kpty/tests/kptyprocesstest.cpp
@@ -24,15 +24,6 @@
 #include <kptydevice.h>
 #include <qtest_kde.h>
 
-#include <QtCore/qthread.h>
-
-// Qt4 workaround, fixed in Qt5
-class MyQThread : public QThread
-{
-public:
-    using QThread::msleep;
-};
-
 void KPtyProcessTest::test_suspend_pty()
 {
     KPtyProcess p;