diff --git a/xt/lib/Test/SNMP/Info/Layer2/Aerohive.pm b/xt/lib/Test/SNMP/Info/Layer2/Aerohive.pm
index 658d7884..0bbb2ee7 100644
--- a/xt/lib/Test/SNMP/Info/Layer2/Aerohive.pm
+++ b/xt/lib/Test/SNMP/Info/Layer2/Aerohive.pm
@@ -43,7 +43,7 @@ sub setup : Tests(setup) {
     # Example walk had no sysServices returned
     #'_layers'      => 1,
     '_description' => 'HiveAP121, HiveOS 6.2r1 release build1924',
-    '_serial' => '12345678',
+    '_ahSystemSerial' => '12345678',
 
     # AH-SMI-MIB::ahProduct
     '_id'            => '.1.3.6.1.4.1.26928.1',
@@ -132,6 +132,17 @@ sub model : Tests(4) {
   is($test->{info}->model(), undef, q(No description returns undef model));
 }
 
+sub serial : Tests(3) {
+  my $test = shift;
+
+  can_ok($test->{info}, 'serial');
+  is($test->{info}->serial(), '12345678', q(Serial is expected value));
+
+  $test->{info}->clear_cache();
+  is($test->{info}->serial(), undef,
+    q(No serial returns undef));
+}
+
 sub i_ssidlist : Tests(3) {
   my $test = shift;