Change column types of spamfilter_policy for compatibility with latest perl versions. ALTER TABLE `spamfilter_policy` CHANGE `spam_tag_level` `spam_tag_level` DECIMAL(5,2) NULL DEFAULT NULL, CHANGE `spam_tag2_level` `spam_tag2_level` DECIMAL(5,2) NULL DEFAULT NULL, CHANGE `spam_kill_level` `spam_kill_level` DECIMAL(5,2) NULL DEFAULT NULL, CHANGE `spam_dsn_cutoff_level` `spam_dsn_cutoff_level` DECIMAL(5,2) NULL DEFAULT NULL, CHANGE `spam_quarantine_cutoff_level` `spam_quarantine_cutoff_level` DECIMAL(5,2) NULL DEFAULT NULL;