diff -up logwatch-7.3.6/scripts/services/postfix.pom logwatch-7.3.6/scripts/services/postfix
--- logwatch-7.3.6/scripts/services/postfix.pom	2007-05-14 19:27:27.000000000 +0200
+++ logwatch-7.3.6/scripts/services/postfix	2008-01-28 11:50:51.000000000 +0100
@@ -2163,7 +2163,7 @@ sub cleanhostreply($ $ $ $) {
    #print "HOSTREPLY: \"$hostreply\"\n";
    if (($host,$r1) = ($hostreply =~ /host (\S+) said: $re_DSN[\- ]"?(.*)"?$/o)) {
       # Strip recipient address from host's reply - we already have it in $recip.
-      $r1 =~ s/[<(]?$recip[>)]?\W*//ig;
+      $r1 =~ s/[<(]?\Q$recip\E[>)]?\W*//ig;
 
       # Strip and capture "in reply to XYZ command" from host's reply
       if ($r1 =~ s/\s*[(]?(in reply to .* command)[)]?//) {