--- wisent.el.~1.5.~	2009-10-08 11:00:26.000000000 +1100
+++ wisent.el	2009-10-16 11:27:58.000000000 +1100
@@ -232,7 +232,7 @@
                                     (error-message-string error-to-filter))
                            (message "wisent-parse-max-stack-size \
 might need to be increased"))
-                       (apply 'signal error-to-filter))))))
+                       (signal (car error-to-filter) (cdr error-to-filter)))))))
     ;; Manage returned lookahead token
     (if wisent-lookahead
         (if (eq (caar la-elt) wisent-lookahead)