diff --git a/C4/AuthoritiesMarc.pm b/C4/AuthoritiesMarc.pm
index 703ea75a4f..86d04f2888 100644
--- a/C4/AuthoritiesMarc.pm
+++ b/C4/AuthoritiesMarc.pm
@@ -996,7 +996,7 @@ sub BuildSummary{
my $resultstring;
$resultstring = join(" -- ",@stringssummary);
$resultstring =~ s/\[(.*?)\]//g;
- $resultstring =~ s/\n/
/g;
+ $resultstring =~ s/\n/
/g;
$summary = $resultstring;
} else {
my $heading = '';