diff --git a/tryton/gui/window/view_form/view/form_gtk/float.py b/tryton/gui/window/view_form/view/form_gtk/float.py
index 5fb1e7bc09..f709518826 100644
--- a/tryton/gui/window/view_form/view/form_gtk/float.py
+++ b/tryton/gui/window/view_form/view/form_gtk/float.py
@@ -17,7 +17,7 @@ class Float(Integer):
         if digits:
             return sum(digits)
         else:
-            return 18
+            return self.attrs.get('width', 18)
 
     def display(self):
         digits = self.digits
diff --git a/tryton/gui/window/view_form/view/form_gtk/integer.py b/tryton/gui/window/view_form/view/form_gtk/integer.py
index 80269a953c..add0f59de8 100644
--- a/tryton/gui/window/view_form/view/form_gtk/integer.py
+++ b/tryton/gui/window/view_form/view/form_gtk/integer.py
@@ -53,7 +53,7 @@ class Integer(Widget):
 
     @property
     def width(self):
-        return 8
+        return self.attrs.get('width', 8)
 
     def display(self):
         def set_symbol(entry, text):