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-rw-r--r--lib/PublicInbox/SearchIdx.pm1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index 32598b7c..f569428c 100644
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -414,6 +414,7 @@ sub index_list_id ($$$) {
         for my $l ($hdr->header_raw('List-Id')) {
                 $l =~ /<([^>]+)>/ or next;
                 my $lid = lc $1;
+                $lid =~ tr/\n\t\r\0//d; # same rules as Message-ID
                 $doc->add_boolean_term('G' . $lid);
                 index_phrase($self, $lid, 1, 'XL'); # probabilistic
         }