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-rw-r--r--lib/PublicInbox/Spamcheck/Spamc.pm2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/PublicInbox/Spamcheck/Spamc.pm b/lib/PublicInbox/Spamcheck/Spamc.pm
index a76e920f..88aa5315 100644
--- a/lib/PublicInbox/Spamcheck/Spamc.pm
+++ b/lib/PublicInbox/Spamcheck/Spamc.pm
@@ -1,5 +1,7 @@
 # Copyright (C) 2016-2018 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
+
+# Default spam filter class for wrapping spamc(1)
 package PublicInbox::Spamcheck::Spamc;
 use strict;
 use warnings;