diff --git a/GUI/Model/Mask/MaskItems.h b/GUI/Model/Mask/MaskItems.h
index 489ae545185a86b3c127a5e58c8e34a39a4bc5f7..b08fee407987d0151b0a9d06799ff409c6cfbdd8 100644
--- a/GUI/Model/Mask/MaskItems.h
+++ b/GUI/Model/Mask/MaskItems.h
@@ -21,7 +21,7 @@
 
 class IShape2D;
 
-//! A base class for all mask items
+//! A base class for mask items that describe one specific shape.
 
 class MaskItem : public MaskRoot {
 public: