r10:

diff --git a/debian/postinst b/debian/postinst
index eab468e..2c4826f 100755 (executable)
--- a/debian/postinst
+++ b/debian/postinst
@@ -86,7 +86,7 @@ if dpkg --compare-versions "$2" lt 2.3.8-1; then
   if echo $mydestination | grep -q ", \$mydomain"; then
     mydestination="`echo $mydestination | sed 's/, \$mydomain//g'`"
   fi
-  if echo $mydestination | grep -q "localhost.\$mydomain"; then
+  if ! echo $mydestination | grep -q "localhost.\$mydomain"; then
     mydestination="$mydestination, localhost.\$mydomain"
   fi
   postconf -e mydestination="$mydestination"