diff --git a/src/vnm_mad/remotes/lib/security_groups_iptables.rb b/src/vnm_mad/remotes/lib/security_groups_iptables.rb
index bca6bdad77..0798802c7a 100644
--- a/src/vnm_mad/remotes/lib/security_groups_iptables.rb
+++ b/src/vnm_mad/remotes/lib/security_groups_iptables.rb
@@ -84,7 +84,7 @@ module SGIPTables
             sets = []
 
             the_nets.each do |n|
-                if IPAddr.new(the_nets[n]).ipv6?
+                if IPAddr.new(n).ipv6?
                     command = :ip6tables
                     family  = "inet6"
                 else
@@ -127,7 +127,7 @@ module SGIPTables
             sets = []
 
             the_nets.each do |n|
-                if IPAddr.new(the_nets[n]).ipv6?
+                if IPAddr.new(n).ipv6?
                     command = :ip6tables
                     family  = "inet6"
                 else