diff --git a/scheme/httpd/surflets/web-server/root/surflets/calculate-cb.scm b/scheme/httpd/surflets/web-server/root/surflets/calculate-cb.scm
index be992f2..e83674b 100644
--- a/scheme/httpd/surflets/web-server/root/surflets/calculate-cb.scm
+++ b/scheme/httpd/surflets/web-server/root/surflets/calculate-cb.scm
@@ -49,7 +49,6 @@
 	  (make-number-input-field)))
     
     (define (show-page operator-pair number1 number2 . maybe-update-text)
-      (format #t "number1 ~s number2 ~s~%" number1 number2)
       (let* ((update-text (:optional maybe-update-text ""))
 	     (number-field1 (make-number-input-field/default number1))
 	     (number-field2 (make-number-input-field/default number2))