diff --git a/src/Mod/BIM/ArchWindowPresets.py b/src/Mod/BIM/ArchWindowPresets.py
index 380c2d748d..765c85f402 100644
--- a/src/Mod/BIM/ArchWindowPresets.py
+++ b/src/Mod/BIM/ArchWindowPresets.py
@@ -51,10 +51,10 @@ def makeWindowPreset(windowtype,width,height,h1,h2,h3,w1,w2,o1,o2,placement=None
         w2 = float(w2)
         o1 = float(o1)
         o2 = float(o2)
-        # h1, h2, w1, w2 cannot be null (for now)
+        # width, height, h1, h2, w1, w2 cannot be null (for now)
         # TODO allow these to be null (don't create the component if so)
-        if h1*h2*w1*w2 == 0:
-            FreeCAD.Console.PrintError("H1, H2, W1 and W2 parameters cannot be zero. Aborting\n")
+        if width*height*h1*h2*w1*w2 == 0:
+            FreeCAD.Console.PrintError("Width, Height, H1, H2, W1 and W2 parameters cannot be zero. Aborting\n")
             return
         # small spacing to avoid wrong auto-wires in sketch
         tol = h1/10