diff --git a/html/includes/print-interface.inc.php b/html/includes/print-interface.inc.php
index 223c169fce..b15c9b7731 100644
--- a/html/includes/print-interface.inc.php
+++ b/html/includes/print-interface.inc.php
@@ -50,12 +50,12 @@ unset($break);
 
 if ($port_details) {
     foreach (dbFetchRows('SELECT * FROM `ipv4_addresses` WHERE `port_id` = ?', array($port['port_id'])) as $ip) {
-        echo "$break <a class=interface-desc href=\"javascript:popUp('/netcmd.php?cmd=whois&amp;query=$ip[ipv4_address]')\">".$ip['ipv4_address'].'/'.$ip['ipv4_prefixlen'].'</a>';
+        echo "$break <a class=interface-desc href=\"javascript:popUp('netcmd.php?cmd=whois&amp;query=$ip[ipv4_address]')\">".$ip['ipv4_address'].'/'.$ip['ipv4_prefixlen'].'</a>';
         $break = '<br />';
     }
 
     foreach (dbFetchRows('SELECT * FROM `ipv6_addresses` WHERE `port_id` = ?', array($port['port_id'])) as $ip6) {
-        echo "$break <a class=interface-desc href=\"javascript:popUp('/netcmd.php?cmd=whois&amp;query=".$ip6['ipv6_address']."')\">".Net_IPv6::compress($ip6['ipv6_address']).'/'.$ip6['ipv6_prefixlen'].'</a>';
+        echo "$break <a class=interface-desc href=\"javascript:popUp('netcmd.php?cmd=whois&amp;query=".$ip6['ipv6_address']."')\">".Net_IPv6::compress($ip6['ipv6_address']).'/'.$ip6['ipv6_prefixlen'].'</a>';
         $break = '<br />';
     }
 }