diff --git a/tests/auto/qdoublespinbox/tst_qdoublespinbox.cpp b/tests/auto/qdoublespinbox/tst_qdoublespinbox.cpp
index 355b22f224..e0b6dc98a5 100644
--- a/tests/auto/qdoublespinbox/tst_qdoublespinbox.cpp
+++ b/tests/auto/qdoublespinbox/tst_qdoublespinbox.cpp
@@ -1080,7 +1080,7 @@ void tst_QDoubleSpinBox::taskQTBUG_5008_textFromValueAndValidate()
     QTRY_COMPARE(static_cast<QWidget *>(&spinbox), QApplication::activeWindow());
     QCOMPARE(spinbox.text(), spinbox.locale().toString(spinbox.value()));
     spinbox.lineEdit()->setCursorPosition(2); //just after the first thousand separator
-    QTest::keyClick(0, Qt::Key_0); // let's insert a 0
+    QTest::keyClick(static_cast<QWindow *>(0), Qt::Key_0); // let's insert a 0
     QCOMPARE(spinbox.value(), 10000.);
     spinbox.clearFocus(); //make sure the value is correctly formatted
     QCOMPARE(spinbox.text(), spinbox.locale().toString(spinbox.value()));
diff --git a/tests/auto/qlineedit/tst_qlineedit.cpp b/tests/auto/qlineedit/tst_qlineedit.cpp
index fde77bca51..7c8a9751cd 100644
--- a/tests/auto/qlineedit/tst_qlineedit.cpp
+++ b/tests/auto/qlineedit/tst_qlineedit.cpp
@@ -3704,7 +3704,7 @@ void tst_QLineEdit::taskQTBUG_7395_readOnlyShortcut()
     le.setFocus();
     QTRY_VERIFY(le.hasFocus());
 
-    QTest::keyClick(0, Qt::Key_P);
+    QTest::keyClick(static_cast<QWindow *>(0), Qt::Key_P);
     QCOMPARE(spy.count(), 1);
 }
 
diff --git a/tests/auto/qspinbox/tst_qspinbox.cpp b/tests/auto/qspinbox/tst_qspinbox.cpp
index 7f72afc7e7..6feef459e6 100644
--- a/tests/auto/qspinbox/tst_qspinbox.cpp
+++ b/tests/auto/qspinbox/tst_qspinbox.cpp
@@ -1039,7 +1039,7 @@ void tst_QSpinBox::taskQTBUG_5008_textFromValueAndValidate()
     QTRY_COMPARE(static_cast<QWidget *>(&spinbox), QApplication::activeWindow());
     QCOMPARE(spinbox.text(), spinbox.locale().toString(spinbox.value()));
     spinbox.lineEdit()->setCursorPosition(2); //just after the first thousand separator
-    QTest::keyClick(0, Qt::Key_0); // let's insert a 0
+    QTest::keyClick(static_cast<QWindow *>(0), Qt::Key_0); // let's insert a 0
     QCOMPARE(spinbox.value(), 10000000); //it's been multiplied by 10
     spinbox.clearFocus(); //make sure the value is correctly formatted
     QCOMPARE(spinbox.text(), spinbox.locale().toString(spinbox.value()));