diff --git a/build.sh b/build.sh
index ab797b5bcc5a9f030ae1908e3c4f8d4aaf2706c9..2226ed6c848083b84e95c54d6a8a4898cd68d542 100755
--- a/build.sh
+++ b/build.sh
@@ -79,7 +79,7 @@ for d in $mailman_data_subdirs ; do
     ln -sf /data/$d /var/lib/mailman/$d
 done
 
-# We still have to add the images, those live in /usr/share/images/mailman
+# We still have to add the images, those live in /usr/share/images/mailman.
 ln -sf /usr/share/images/mailman /data/icons
 
 # Since Mailman installs stuff in /etc/mailman too, we do the same trick