diff --git a/GUI/View/Plotter/ProjectionsPlot.cpp b/GUI/View/Plotter/ProjectionsPlot.cpp
index 4702a9063add277c44e64535f2922e63e5960671..b25d22fb72fa967c8933df12053b9b0617387e93 100644
--- a/GUI/View/Plotter/ProjectionsPlot.cpp
+++ b/GUI/View/Plotter/ProjectionsPlot.cpp
@@ -19,7 +19,7 @@
 #include "GUI/Model/Axis/AmplitudeAxisItem.h"
 #include "GUI/Model/Axis/BasicAxisItem.h"
 #include "GUI/Model/Data/Data2DItem.h"
-#include "GUI/Model/Mask/MasksSet.h"
+#include "GUI/Model/Mask/MasksSet.h" // projections
 #include "GUI/Support/Style/QCP_Util.h"
 #include "GUI/Support/Style/Style.h"
 #include <qcustomplot.h>