diff --git a/crypto/perlasm/x86_64-xlate.pl b/crypto/perlasm/x86_64-xlate.pl
index ed545f26..7b028c5d 100755
--- a/crypto/perlasm/x86_64-xlate.pl
+++ b/crypto/perlasm/x86_64-xlate.pl
@@ -497,7 +497,7 @@ my %globals;
 		$self->{value} = $dir . "\t" . $line;
 
 		if ($dir =~ /\.extern/) {
-		    $self->{value} = ""; # swallow extern
+		    $self->{value} .= "\n.hidden $line";
 		} elsif (!$elf && $dir =~ /\.type/) {
 		    $self->{value} = "";
 		    $self->{value} = ".def\t" . ($globals{$1} or $1) . ";\t" .