--- qsciscintillabase.cpp.orig
+++ qsciscintillabase.cpp
@@ -37,6 +37,7 @@
 #include <QScrollBar>
 #include <QStyle>
 #include <QTextCodec>
+#include <QUrl>
 
 #include "SciAccessibility.h"
 #include "ScintillaQt.h"