diff --git a/module/rnrs/mutable-strings.scm b/module/rnrs/mutable-strings.scm
index 1eeb8f35c..b2b31029b 100644
--- a/module/rnrs/mutable-strings.scm
+++ b/module/rnrs/mutable-strings.scm
@@ -15,7 +15,8 @@
 ;; You should have received a copy of the GNU Lesser General Public
 ;; License along with this library; if not, write to the Free Software
 ;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
-^L
+
+
 
 (library (rnrs mutable-strings (6))
   (export string-set! string-fill!)