diff --git a/src/decorationbutton.cpp b/src/decorationbutton.cpp
--- a/src/decorationbutton.cpp
+++ b/src/decorationbutton.cpp
@@ -339,7 +339,7 @@
             this, static_cast<void (DecorationButton::*)(const QRectF&)>(&DecorationButton::update));
     auto updateSlot = static_cast<void (DecorationButton::*)()>(&DecorationButton::update);
     connect(this, &DecorationButton::hoveredChanged, this, updateSlot);
-    connect(this, &DecorationButton::hoveredChanged, this,
+    connect(this, &DecorationButton::hoveredChanged, decoration.data(),
         [this](bool hovered) {
             if (hovered) {
                 //TODO: show tooltip if hovered and hide if not