diff --git a/src/ca65/toklist.c b/src/ca65/toklist.c
index 0f8062dcc..66847dcac 100644
--- a/src/ca65/toklist.c
+++ b/src/ca65/toklist.c
@@ -6,7 +6,7 @@
 /*                                                                           */
 /*                                                                           */
 /*                                                                           */
-/* (C) 1998-2008, Ullrich von Bassewitz                                      */
+/* (C) 1998-2010, Ullrich von Bassewitz                                      */
 /*                Roemerstrasse 52                                           */
 /*                D-70794 Filderstadt                                        */
 /* EMail:         uz@cc65.org                                                */
@@ -93,6 +93,7 @@ void TokSet (TokNode* T)
     WS   = T->WS;
     IVal = T->IVal;
     SB_Copy (&SVal, &T->SVal);
+    SB_Terminate (&SVal);
 }