diff --git a/sao/src/sao.less b/sao/src/sao.less
index 6867baff8e..ef4a162106 100644
--- a/sao/src/sao.less
+++ b/sao/src/sao.less
@@ -640,7 +640,9 @@ img.icon {
         }
     }
     .form-label {
-        white-space: pre;
+        white-space: pre-wrap;
+        width: max-content;
+        max-width: 80ch;
     }
     .form-char, .form-password, .form-integer, .form-float, .form-date,
     .form-datetime, .form-time, .form-timedelta, .form-selection,
diff --git a/tryton/tryton/gui/window/view_form/view/form_gtk/state_widget.py b/tryton/tryton/gui/window/view_form/view/form_gtk/state_widget.py
index b4a5b57a8f..0df55668a7 100644
--- a/tryton/tryton/gui/window/view_form/view/form_gtk/state_widget.py
+++ b/tryton/tryton/gui/window/view_form/view/form_gtk/state_widget.py
@@ -50,6 +50,8 @@ class Label(StateMixin, Gtk.Label):
         readonly = ((field and field.attrs.get('readonly'))
                 or state_changes.get('readonly', not bool(field)))
         common.apply_label_attributes(self, readonly, required)
+        self.set_max_width_chars(80)
+        self.set_line_wrap(True)
 
 
 class VBox(StateMixin, Gtk.VBox):