diff --git a/includes/session.php b/includes/session.php
index 4666564..34a8204 100644
--- a/includes/session.php
+++ b/includes/session.php
@@ -281,6 +281,11 @@ class session
 			// check IPv4 first, the IPv6 is hopefully only going to be used very seldomly
 			if (!empty($ip) && !preg_match(get_preg_expression('ipv4'), $ip) && !preg_match(get_preg_expression('ipv6'), $ip))
 			{
+            if(preg_match("#^::ffff:((?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5]))$#", $ip, $preg_matches))
+            {
+               // keep only the IPv4 token and break
+               $this->ip = $preg_matches[1];
+            }
 				// Just break
 				break;
 			}