diff --git a/tryton/gui/window/win_export.py b/tryton/gui/window/win_export.py
index 0a8775bfee..5e4c876bce 100644
--- a/tryton/gui/window/win_export.py
+++ b/tryton/gui/window/win_export.py
@@ -444,7 +444,7 @@ class WinExport(WinCSV):
             return True
 
     def export_keypress(self, treeview, event):
-        if event.keyval not in [Gdk.KEY_Return, Gdk.KEY_.space]:
+        if event.keyval not in [Gdk.KEY_Return, Gdk.KEY_space]:
             return
         model, selected = treeview.get_selection().get_selected()
         if not selected: