diff --git a/GUI/View/Plotter/ProjectionsPlot.h b/GUI/View/Plotter/ProjectionsPlot.h
index bbb622da29aa479cc1c9f1964f7da4214ddffd1e..28816c84074689ce77c067a1f5f0ee98ff6b4c97 100644
--- a/GUI/View/Plotter/ProjectionsPlot.h
+++ b/GUI/View/Plotter/ProjectionsPlot.h
@@ -19,7 +19,6 @@
 #include <QWidget>
 
 class Data2DItem;
-class Datafield;
 class LineItem;
 class QCPGraph;
 class QCustomPlot;