diff --git a/src/plugins/qmldesigner/components/curveeditor/detail/graphicsview.cpp b/src/plugins/qmldesigner/components/curveeditor/detail/graphicsview.cpp
index f225128a01b..b0f0c7637fa 100644
--- a/src/plugins/qmldesigner/components/curveeditor/detail/graphicsview.cpp
+++ b/src/plugins/qmldesigner/components/curveeditor/detail/graphicsview.cpp
@@ -54,6 +54,7 @@ GraphicsView::GraphicsView(CurveEditorModel *model, QWidget *parent)
     setScene(&m_scene);
     setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
     setResizeAnchor(QGraphicsView::NoAnchor);
+    setRenderHint(QPainter::Antialiasing, true);
     setTransformationAnchor(QGraphicsView::NoAnchor);
     setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibraryassetimporter.h b/src/plugins/qmldesigner/components/itemlibrary/itemlibraryassetimporter.h
index 76af5b80139..67b36c6e72b 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibraryassetimporter.h
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibraryassetimporter.h
@@ -24,6 +24,7 @@
 ****************************************************************************/
 #pragma once
 
+#include <QSet>
 #include <QtCore/qobject.h>
 #include <QtCore/qstringlist.h>
 #include <QtCore/qhash.h>