Please review /etc/httpd/conf.d/sticky-notes.conf
Thank you Remi for reporting the issue, I was focusing my testing on EL6 (httpd 2.2.x) and forgot about f18+ (http 2.4)
sticky-notes-0.3.09062012.4-9.fc18 has been submitted as an update for Fedora 18. https://admin.fedoraproject.org/updates/sticky-notes-0.3.09062012.4-9.fc18
Package sticky-notes-0.3.09062012.4-9.fc18: * should fix your issue, * was pushed to the Fedora 18 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing sticky-notes-0.3.09062012.4-9.fc18' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2012-17232/sticky-notes-0.3.09062012.4-9.fc18 then log in and leave karma (feedback).
sticky-notes-0.3.09062012.4-9.fc18 has been pushed to the Fedora 18 stable repository. If problems still persist, please make note of it in this bug report.