diff --git a/templates/pkslookup.html.ep b/templates/pkslookup.html.ep
index 10cb2c7..c0b6fcc 100644
--- a/templates/pkslookup.html.ep
+++ b/templates/pkslookup.html.ep
@@ -9,6 +9,17 @@
 % 	my @row = split /\n/, $item;
 		<pre class="blob">
 <%
+	my %sigcls = (
+		'10x' => 'self sig',
+		'11x' => 'self sig',
+		'12x' => 'self sig',
+		'13x' => 'self sig',
+		'18x' => 'subkey bind',
+		'19x' => 'primary key bind',
+		'20x' => 'revocation sig',
+		'28x' => 'subkey revocation sig',
+		'30x' => 'cert revocation sig',
+	)
 	for my $row (@row) {
 		my @data = split /:/, $row;
 		my $record	= $data[0];
@@ -45,13 +56,21 @@
 			$string .= "\n<strong>$safe</strong>\n" if $safe;
 		}
 		elsif ($record eq 'sig') {
-			$string .= "signature: $keyid | <span class=\"date\">" . gmtime($create) . " -> ". ( $expire ? gmtime($expire) : 'n/a' ) . "</span> | $signatureclass\n";
+			$string .= "signature: $keyid | <span class=\"date\">" . gmtime($create) . " -> ". ( $expire ? gmtime($expire) : 'n/a' ) . "</span> | ";
+			(exists $sigcls{$signatureclass})
+				? ($string .= $sigcls{$signatureclass})
+				: ($string .= $signatureclass);
+			$string .= "\n";
 		}
 		elsif ($record eq 'sub') {
 			$string .= "\nsub key:    " . gmtime($create) . " -> " . ( $expire ? gmtime($expire) : 'n/a' ) . " | flags: $flag\n"
 		}
 		elsif ($record eq 'rev') {
-			$string .= "<span class=\"highlight\">revocation: $keyid </span>| <span class=\"date\">" . gmtime($create) .  "</span> | $signatureclass \n";
+			$string .= "<span class=\"highlight\">revocation: $keyid </span>| <span class=\"date\">" . gmtime($create) .  "</span> | "
+			(exists $sigcls{$signatureclass})
+				? ($string .= $sigcls{$signatureclass})
+				: ($string .= $signatureclass);
+			$string .= "\n";
 		}
 	}
 %>