diff --git a/os2/pdcurses.def b/os2/pdcurses.def
index 4088b335..4a482a8e 100644
--- a/os2/pdcurses.def
+++ b/os2/pdcurses.def
@@ -23,8 +23,6 @@ EXPORTS
             PDC_set_title
             stdscr
             curscr
-            traceoff
-            traceon
             baudrate                       
             beep                           
             border