# PCRE library updated to version 8.33
The version of the PCRE (Perl Compatible Regular Expressions) library the engine uses has been updated to 8.33. This affects the functionality of matchText, replaceText and 'filter with regex pattern'.
The previous version used was version 6.7 and full details of the changes since then can be found at http://www.pcre.org/news.txt and http://www.pcre.org/changelog.txt
