diff --git a/src/TZPGcalc/TZPGcalc.py b/src/TZPGcalc/TZPGcalc.py
index cf6a17d1ed24101938849d350e74e156864cbe4d..13131dd636c829ae7caf76b6a8212262f92c2b92 100644
--- a/src/TZPGcalc/TZPGcalc.py
+++ b/src/TZPGcalc/TZPGcalc.py
@@ -715,7 +715,7 @@ class TZPGcalc():
             style=style,
             layout=layout
         )
-        self.widgets['TZPGwH'] = widgets.BoundedFloatText(
+        self.widgets['TZPGwV'] = widgets.BoundedFloatText(
             value=1.0,
             min=.1,
             max=3.0,
@@ -724,7 +724,7 @@ class TZPGcalc():
             style=style,
             layout=layout
         )
-        self.widgets['TZPGwV'] = widgets.BoundedFloatText(
+        self.widgets['TZPGwH'] = widgets.BoundedFloatText(
             value=1.0,
             min=.1,
             max=3.0,