X-Git-Url: http://www.git.stargrave.org/?p=public-inbox.git;a=blobdiff_plain;f=examples%2Funsubscribe-milter%40.service;h=eb5dcbe489c87c7eb883ae82ab57efa2eecd6d2d;hp=98e3d478c15d42e25e194ac113f08aaf26096fe7;hb=ecb21bea58c0a0cb2a4abb399339d197f8076e56;hpb=1f29b33d3f71b8a40f5ae76bf20b95618b518654

diff --git a/examples/unsubscribe-milter@.service b/examples/unsubscribe-milter@.service
index 98e3d478..eb5dcbe4 100644
--- a/examples/unsubscribe-milter@.service
+++ b/examples/unsubscribe-milter@.service
@@ -14,6 +14,12 @@ After = unsubscribe-milter.socket
 # copy+paste errors
 # umask 077 && dd if=/dev/urandom bs=16 count=1 of=.unsubscribe.key
 ExecStart = /usr/local/sbin/unsubscribe.milter /home/mlmmj/.unsubscribe.key
+
+# UNIQUE_MAILTO makes the List-Unsubscribe mailto: header unique
+# so unsubcribing becomes one-step (requires MDA/MTA configuration,
+# see the bottom of examples/unsubscribe.milter
+# Environment = UNIQUE_MAILTO=1
+
 Sockets = unsubscribe-milter.socket
 
 # the corresponding PSGI app needs permissions to modify the