diff --git a/playground/dials/DialSkinlet.cpp b/playground/dials/DialSkinlet.cpp
index ef40c786..027e9aec 100644
--- a/playground/dials/DialSkinlet.cpp
+++ b/playground/dials/DialSkinlet.cpp
@@ -16,6 +16,7 @@
 #include <QFontMetrics>
 #include <QLineF>
 #include <QSGFlatColorMaterial>
+#include <QSGGeometry>
 #include <QtMath>
 
 namespace