diff --git a/include/sheet.cpp b/include/sheet.cpp
index 50a367afc..fbced6b2d 100755
--- a/include/sheet.cpp
+++ b/include/sheet.cpp
@@ -836,7 +836,8 @@ bool TSheet_control::event_handler(XI_OBJ* itf, XI_EVENT *xiev)
       {                         
 
         case K_SPACE: 
-          check(selected(), !checked(selected()));
+          if (_check_enabled)
+            check(selected(), !checked(selected()));
           break;
         case K_ENTER:
           if (_disabled[_cur_rec])