diff --git a/src/gui/protein_list_view/proteinlistwindow.h b/src/gui/protein_list_view/proteinlistwindow.h
index 0bebd3df830bb7bffff3a080288570b78a1e7d45..192134546352919421705eed5c19fe8d3049faf9 100644
--- a/src/gui/protein_list_view/proteinlistwindow.h
+++ b/src/gui/protein_list_view/proteinlistwindow.h
@@ -27,7 +27,7 @@
 
 #include <QMainWindow>
 
-
+//http://doc.qt.io/qt-4.8/qt-itemviews-chart-mainwindow-cpp.html
 namespace Ui {
 class ProteinView;
 }