diff --git a/tryton/gui/window/view_form/view/list_gtk/widget.py b/tryton/gui/window/view_form/view/list_gtk/widget.py
index ae599292ba..a161e6adc4 100644
--- a/tryton/gui/window/view_form/view/list_gtk/widget.py
+++ b/tryton/gui/window/view_form/view/list_gtk/widget.py
@@ -1296,6 +1296,7 @@ class Button(Cell):
         # TODO icon
         self._set_visual(cell, record)
 
+    @common.idle_add
     def button_clicked(self, widget, path):
         if not path:
             return True