diff --git a/src/kgameprocess.cpp b/src/kgameprocess.cpp
--- a/src/kgameprocess.cpp
+++ b/src/kgameprocess.cpp
@@ -218,7 +218,7 @@
        QByteArray msg;
        msg.resize(len);
        //msg.setRawData(mReceiveBuffer.data()+2*sizeof(long),len-2*sizeof(long));
-       qCopy(mReceiveBuffer.begin()+2*sizeof(long),mReceiveBuffer.begin()+len, msg.begin());
+       std::copy(mReceiveBuffer.begin()+2*sizeof(long),mReceiveBuffer.begin()+len, msg.begin());
 //  msg.duplicate(mReceiveBuffer.data()+2*sizeof(long),len-2*sizeof(long));
        emit received(msg);
        //msg.resetRawData(mReceiveBuffer.data()+2*sizeof(long),len-2*sizeof(long));
diff --git a/src/kgamepropertyarray.h b/src/kgamepropertyarray.h
--- a/src/kgamepropertyarray.h
+++ b/src/kgamepropertyarray.h
@@ -279,7 +279,7 @@
       case CmdSort:
       {
         //qCDebug(KFOURINLINE_LOG) << "CmdSort:id="<<id();
-        qSort( *this );
+        std::sort( this->begin(), this->end() );
         break;
       }
       default:
diff --git a/src/kwin4view.cpp b/src/kwin4view.cpp
--- a/src/kwin4view.cpp
+++ b/src/kwin4view.cpp
@@ -228,7 +228,7 @@
                                   QPainter::TextAntialiasing |
                                   QPainter::SmoothPixmapTransform, false);
       imagePainter.setClipping(true);
-      imagePainter.setWorldMatrix(QMatrix(1.0,0.0,0.0,-1.0,0.0,mReflectImage.height()));
+      imagePainter.setWorldTransform(QTransform(1.0,0.0,0.0,-1.0,0.0,mReflectImage.height()));
       QRect source = QRect(mReflectionRect.x(),mReflectionRect.y()-mReflectImage.height(), 
                            mReflectImage.width(), mReflectImage.height());