diff --git a/ba/ba0100.cpp b/ba/ba0100.cpp
index 13afba3dc..714f94130 100755
--- a/ba/ba0100.cpp
+++ b/ba/ba0100.cpp
@@ -1137,11 +1137,15 @@ HIDDEN bool study_handler(TMask_field& f, KEY k)
     str.add("*");
     SLIST dirs = xvt_fsys_list_files(DIR_TYPE, str.get_buffer(), TRUE);
 
+    TFilename dirgen;
     TArray_sheet sht(-1, -1, 78, 16, TR("Scelta studio"), "Studio@76");
     for (SLIST_ELT e = xvt_slist_get_first(dirs); e; e = xvt_slist_get_next(dirs, e))
     { 
       const char* f = xvt_slist_get(dirs, e, NULL);
-      sht.add(f);
+      dirgen = f;
+      dirgen.add("com/dir.gen");
+      if (dirgen.exist())
+        sht.add(f);
     }
     xvt_slist_destroy(dirs);