diff --git a/guile/broken-link-checker.scm b/guile/broken-link-checker.scm
index f644ffe..dc85b46 100755
--- a/guile/broken-link-checker.scm
+++ b/guile/broken-link-checker.scm
@@ -189,7 +189,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   (let ((memo (make-hash-table)))
     (lambda (uri)
       (let ((key (uri->string uri)))
-        (pk 'http-head-memoized key)
+        ;;(pk 'http-head-memoized key)
         (unless (hash-ref memo key #f)
           (with-exception-handler
               (lambda (e)