Index: head/audio/sonic-visualiser/files/patch-svgui_layer_WaveformLayer.cpp
===================================================================
--- head/audio/sonic-visualiser/files/patch-svgui_layer_WaveformLayer.cpp
+++ head/audio/sonic-visualiser/files/patch-svgui_layer_WaveformLayer.cpp
@@ -0,0 +1,10 @@
+--- svgui/layer/WaveformLayer.cpp.orig	2020-05-29 17:17:11 UTC
++++ svgui/layer/WaveformLayer.cpp
+@@ -27,6 +27,7 @@
+ #include "data/model/WaveformOversampler.h"
+ 
+ #include <QPainter>
++#include <QPainterPath>
+ #include <QPixmap>
+ #include <QTextStream>
+