diff --git a/src/decoratedclient.h b/src/decoratedclient.h
index d275b535cac8cb0388c5aba61ee4266af7b2edf4..4d7948a489b1af1dba10bb514d68cda84263c4c5 100644
--- a/src/decoratedclient.h
+++ b/src/decoratedclient.h
@@ -6,6 +6,7 @@
 #ifndef KDECORATION2_DECORATED_CLIENT_H
 #define KDECORATION2_DECORATED_CLIENT_H
 
+#include "decoration.h"
 #include "decorationdefines.h"
 #include <kdecoration2/kdecoration2_export.h>
 
@@ -20,7 +21,6 @@
 
 namespace KDecoration2
 {
-class Decoration;
 class DecorationBridge;
 class DecoratedClientPrivate;
 
diff --git a/src/decoration.cpp b/src/decoration.cpp
index 192fe1fcbc1facf4375149362062771c72ff0e3e..a21fd9e5449a2a8d383fbe2499cfee46ba32233b 100644
--- a/src/decoration.cpp
+++ b/src/decoration.cpp
@@ -379,7 +379,7 @@ void Decoration::mouseReleaseEvent(QMouseEvent *event)
 void Decoration::wheelEvent(QWheelEvent *event)
 {
     for (DecorationButton *button : d->buttons) {
-        if (button->contains(event->posF())) {
+        if (button->contains(event->position())) {
             QCoreApplication::instance()->sendEvent(button, event);
             event->setAccepted(true);
         }