diff --git a/data/conf/postfix/main.cf b/data/conf/postfix/main.cf
index ab4832b4..d13cf8a6 100644
--- a/data/conf/postfix/main.cf
+++ b/data/conf/postfix/main.cf
@@ -33,7 +33,7 @@ postscreen_cache_cleanup_interval = 24h
 postscreen_cache_map = proxy:btree:$data_directory/postscreen_cache
 postscreen_dnsbl_action = enforce
 postscreen_dnsbl_sites = b.barracudacentral.org=127.0.0.2*7 dnsbl.inps.de=127.0.0.2*7 bl.mailspike.net=127.0.0.2*5 bl.mailspike.net=127.0.0.[10;11;12]*4 dnsbl.sorbs.net=127.0.0.10*8 dnsbl.sorbs.net=127.0.0.5*6 dnsbl.sorbs.net=127.0.0.7*3 dnsbl.sorbs.net=127.0.0.8*2 dnsbl.sorbs.net=127.0.0.6*2 dnsbl.sorbs.net=127.0.0.9*2 zen.spamhaus.org=127.0.0.[10;11]*8 zen.spamhaus.org=127.0.0.[4..7]*6 zen.spamhaus.org=127.0.0.3*4 zen.spamhaus.org=127.0.0.2*3 hostkarma.junkemailfilter.com=127.0.0.2*3 hostkarma.junkemailfilter.com=127.0.0.4*1 hostkarma.junkemailfilter.com=127.0.1.2*1 wl.mailspike.net=127.0.0.[18;19;20]*-2 hostkarma.junkemailfilter.com=127.0.0.1*-2
-postscreen_dnsbl_threshold = 8
+postscreen_dnsbl_threshold = 3
 postscreen_dnsbl_ttl = 5m
 postscreen_greet_action = enforce
 postscreen_greet_banner = $smtpd_banner