diff --git a/autotests/decorationbuttontest.cpp b/autotests/decorationbuttontest.cpp
--- a/autotests/decorationbuttontest.cpp
+++ b/autotests/decorationbuttontest.cpp
@@ -60,6 +60,7 @@
     void testMenuDoubleClick();
     void testMenuPressAndHold();
     void testApplicationMenu();
+    void testHoverEdge();
 };
 
 void DecorationButtonTest::testButton()
@@ -1342,5 +1343,48 @@
     QCOMPARE(pressedChangedSpy.last().first().toBool(), false);
 }
 
+void DecorationButtonTest::testHoverEdge()
+{
+    MockBridge bridge;
+    MockDecoration mockDecoration(&bridge);
+
+    MockButton button1(KDecoration2::DecorationButtonType::Custom, &mockDecoration);
+    button1.setGeometry(QRectF(0, 0, 10, 10));
+    button1.setEnabled(true);
+    button1.setVisible(true);
+
+    MockButton button2(KDecoration2::DecorationButtonType::Custom, &mockDecoration);
+    button2.setGeometry(QRectF(10, 0, 10, 10));
+    button2.setEnabled(true);
+    button2.setVisible(true);
+
+    QSignalSpy button1PointerEnteredSpy(&button1, SIGNAL(pointerEntered()));
+    QVERIFY(button1PointerEnteredSpy.isValid());
+    QSignalSpy button1HoveredChangedSpy(&button1, SIGNAL(hoveredChanged(bool)));
+    QVERIFY(button1HoveredChangedSpy.isValid());
+
+    QSignalSpy button2PointerEnteredSpy(&button2, SIGNAL(pointerEntered()));
+    QVERIFY(button2PointerEnteredSpy.isValid());
+    QSignalSpy button2HoveredChangedSpy(&button2, SIGNAL(hoveredChanged(bool)));
+    QVERIFY(button2HoveredChangedSpy.isValid());
+
+    QHoverEvent enterEvent(QEvent::HoverEnter, QPoint(10, 5), QPoint());
+
+    enterEvent.setAccepted(false);
+    button1.event(&enterEvent);
+    QCOMPARE(enterEvent.isAccepted(), false);
+    QCOMPARE(button1.isHovered(), false);
+    QCOMPARE(button1PointerEnteredSpy.count(), 0);
+    QCOMPARE(button1HoveredChangedSpy.count(), 0);
+
+    enterEvent.setAccepted(false);
+    button2.event(&enterEvent);
+    QCOMPARE(enterEvent.isAccepted(), true);
+    QCOMPARE(button2.isHovered(), true);
+    QCOMPARE(button2PointerEnteredSpy.count(), 1);
+    QCOMPARE(button2HoveredChangedSpy.count(), 1);
+    QCOMPARE(button2HoveredChangedSpy.last().first().toBool(), true);
+}
+
 QTEST_MAIN(DecorationButtonTest)
 #include "decorationbuttontest.moc"
diff --git a/src/decoration.cpp b/src/decoration.cpp
--- a/src/decoration.cpp
+++ b/src/decoration.cpp
@@ -330,7 +330,7 @@
             continue;
         }
         const bool hovered = button->isHovered();
-        const bool contains = button->geometry().contains(event->pos());
+        const bool contains = button->geometry().toRect().contains(event->pos());
         if (!hovered && contains) {
             QHoverEvent e(QEvent::HoverEnter, event->posF(), event->oldPosF(), event->modifiers());
             QCoreApplication::instance()->sendEvent(button, &e);
diff --git a/src/decorationbutton.cpp b/src/decorationbutton.cpp
--- a/src/decorationbutton.cpp
+++ b/src/decorationbutton.cpp
@@ -476,16 +476,16 @@
 
 void DecorationButton::hoverEnterEvent(QHoverEvent *event)
 {
-    if (!d->enabled || !d->visible || !d->geometry.contains(event->posF())) {
+    if (!d->enabled || !d->visible || !d->geometry.toRect().contains(event->pos())) {
         return;
     }
     d->setHovered(true);
     event->setAccepted(true);
 }
 
 void DecorationButton::hoverLeaveEvent(QHoverEvent *event)
 {
-    if (!d->enabled || !d->visible || !d->hovered || d->geometry.contains(event->posF())) {
+    if (!d->enabled || !d->visible || !d->hovered || d->geometry.toRect().contains(event->pos())) {
         return;
     }
     d->setHovered(false);
@@ -502,15 +502,15 @@
     if (!d->enabled || !d->visible || !d->hovered) {
         return;
     }
-    if (!d->geometry.contains(event->localPos())) {
+    if (!d->geometry.toRect().contains(event->pos())) {
         d->setHovered(false);
         event->setAccepted(true);
     }
 }
 
 void DecorationButton::mousePressEvent(QMouseEvent *event)
 {
-    if (!d->enabled || !d->visible || !d->geometry.contains(event->localPos()) || !d->acceptedButtons.testFlag(event->button())) {
+    if (!d->enabled || !d->visible || !d->geometry.toRect().contains(event->pos()) || !d->acceptedButtons.testFlag(event->button())) {
         return;
     }
     d->setPressed(event->button(), true);
@@ -533,7 +533,7 @@
     if (!d->enabled || !d->visible || !d->isPressed(event->button())) {
         return;
     }
-    if (d->geometry.contains(event->localPos())) {
+    if (d->geometry.toRect().contains(event->pos())) {
         if (!d->pressAndHold || event->button() != Qt::LeftButton) {
             emit clicked(event->button());
         } else {