Index: src/libtiled/isometricrenderer.h
--- src/libtiled/isometricrenderer.h.orig
+++ src/libtiled/isometricrenderer.h
@@ -30,6 +30,8 @@
 
 #include "maprenderer.h"
 
+#include <QPainterPath>
+
 namespace Tiled {
 
 /**