diff --git a/src/blenderbim/blenderbim/bim/module/pset/notes_about_mapped_calculated_quantities.txt b/src/blenderbim/blenderbim/bim/module/pset/notes_about_mapped_calculated_quantities.txt
index d6a7e89ada..9a32b1f868 100644
--- a/src/blenderbim/blenderbim/bim/module/pset/notes_about_mapped_calculated_quantities.txt
+++ b/src/blenderbim/blenderbim/bim/module/pset/notes_about_mapped_calculated_quantities.txt
@@ -8,6 +8,7 @@ This is in order to follow the native IFC approach.
 
 WALLS 
 Walls quantities are calculated with the convention that the object main axis is the 'x'. 
+Also openings inside a wall have to main axis 'x'
 
 SLAB THICKNESS
 The slab thickness is defined as Width, following the IFC definition
diff --git a/src/blenderbim/blenderbim/bim/module/pset/qto_calculator.py b/src/blenderbim/blenderbim/bim/module/pset/qto_calculator.py
index 4b4b3c7696..bc8aac4234 100644
--- a/src/blenderbim/blenderbim/bim/module/pset/qto_calculator.py
+++ b/src/blenderbim/blenderbim/bim/module/pset/qto_calculator.py
@@ -462,7 +462,6 @@ class QtoCalculator:
         total_opening_area = (
             0 if subtract_openings else self.get_opening_area(obj, angle_z1=angle_z1, angle_z2=angle_z2)
         )
-        print(total_opening_area)
         polygons = obj.data.polygons
 
         for polygon in polygons: