diff --git a/include/sheet.cpp b/include/sheet.cpp
index 3e3ddfb0c..9020ccbe9 100755
--- a/include/sheet.cpp
+++ b/include/sheet.cpp
@@ -221,7 +221,8 @@ void TSheet::handler(WINDOW win, EVENT* ep)
         dispatch_e_char(win, K_ENTER);
       else if (vec == nuo)
       {
-        dispatch_e_char(win, K_SPACE);
+//        dispatch_e_char(win, K_SPACE);  // Cosi' lo interpreta come spazio nel campo di edit!!!
+        TSheet::on_key(K_SPACE);          // Mette l'eventuale segno di check
       }
     }
     else