diff --git a/GUI/Model/Mask/MaskUnitsConverter.cpp b/GUI/Model/Mask/MaskUnitsConverter.cpp
index e661b7645c7da5d829d37921fcf22e9a0a41b072..2c2d00e1a8aa105c3e696e7f627edca1682bea9f 100644
--- a/GUI/Model/Mask/MaskUnitsConverter.cpp
+++ b/GUI/Model/Mask/MaskUnitsConverter.cpp
@@ -17,6 +17,7 @@
 #include "Device/Data/Datafield.h"
 #include "GUI/Model/Data/Data2DItem.h"
 #include "GUI/Model/Data/ProjectionItems.h"
+
 MaskUnitsConverter::MaskUnitsConverter()
     : m_data(nullptr)
     , m_direction(UNDEFINED)
@@ -31,15 +32,6 @@ void MaskUnitsConverter::convertToNbins(Data2DItem* intensityData)
     convertData2DItem(intensityData);
 }
 
-//! Converts all masks on board of Data2DItem from bin-fraction coordinates to coordinates
-//! of axes currently defined in Datafield.
-
-void MaskUnitsConverter::convertFromNbins(Data2DItem* intensityData)
-{
-    m_direction = FROM_NBINS;
-    convertData2DItem(intensityData);
-}
-
 //! Converts all masks on board of Data2DItem from/to bin-fraction coordinates
 
 void MaskUnitsConverter::convertData2DItem(Data2DItem* intensityData)
diff --git a/GUI/Model/Mask/MaskUnitsConverter.h b/GUI/Model/Mask/MaskUnitsConverter.h
index efa494dedbd07fd1006f43edbee9a105fc75e34c..e7b30a5faefa1de76fbd27a81ec5d51c175a408c 100644
--- a/GUI/Model/Mask/MaskUnitsConverter.h
+++ b/GUI/Model/Mask/MaskUnitsConverter.h
@@ -19,7 +19,7 @@ class Data2DItem;
 class Datafield;
 class MaskItem;
 
-//! The MaskUnitsConverter converts coordinates of all masks from one units to anoter.
+//! The MaskUnitsConverter converts coordinates of all masks from one units to another.
 //! I.e. masks in 'mm' into masks in 'deg'. This is done in two steps.
 //! On first step masks are converted from native coordinates (as given by axes of Datafield)
 //! into bin-fraction coordinates.
@@ -33,7 +33,6 @@ public:
     MaskUnitsConverter();
 
     void convertToNbins(Data2DItem* intensityData);
-    void convertFromNbins(Data2DItem* intensityData);
 
 private:
     enum class Axis { X, Y };