diff --git a/ba/ba3100.cpp b/ba/ba3100.cpp
index 520132f97..0531a82ed 100755
--- a/ba/ba3100.cpp
+++ b/ba/ba3100.cpp
@@ -350,7 +350,8 @@ HIDDEN bool impdel_handler(TMask_field& f, KEY k)
 
 HIDDEN bool mese_handler(TMask_field& f, KEY k)
 {
-  if (!f.mask().query_mode() && k == K_SPACE)
+//  if (!f.mask().query_mode() && k == K_ENTER)
+  if (k == K_ENTER)
   {
     TMask& m = f.mask();
     const int vers = m.get_int(F_TIPODEL);
@@ -392,7 +393,7 @@ HIDDEN bool mese_handler(TMask_field& f, KEY k)
           {
             TMask* mask = &m;
             mask->reset();
-            return f.error_box("Ditta trimestrale: indicare trimestre");              
+            return f.error_box("Ditta trimestrale: indicare trimestre");
           }
         }
       }