diff --git a/Info/Layer2/HP.pm b/Info/Layer2/HP.pm
index b0d824b4..2aec8923 100644
--- a/Info/Layer2/HP.pm
+++ b/Info/Layer2/HP.pm
@@ -37,7 +37,7 @@ use Exporter;
 use SNMP::Info::Layer3;
 use SNMP::Info::MAU;
 use SNMP::Info::CDP;
-use SNMP::Info::Aggregate;
+use SNMP::Info::Aggregate 'agg_ports_ifstack';
 
 @SNMP::Info::Layer2::HP::ISA = qw/
     SNMP::Info::Aggregate
diff --git a/Info/Layer3/Arista.pm b/Info/Layer3/Arista.pm
index 1254b9e6..a5e11488 100644
--- a/Info/Layer3/Arista.pm
+++ b/Info/Layer3/Arista.pm
@@ -36,7 +36,7 @@ use Exporter;
 use SNMP::Info::Layer3;
 use SNMP::Info::MAU;
 use SNMP::Info::LLDP;
-use SNMP::Info::Aggregate;
+use SNMP::Info::Aggregate 'agg_ports_ifstack';
 
 @SNMP::Info::Layer3::Arista::ISA = qw/
     SNMP::Info::Aggregate