diff --git a/engine/function/general.php b/engine/function/general.php
index 76f090f..1f77f92 100644
--- a/engine/function/general.php
+++ b/engine/function/general.php
@@ -231,7 +231,7 @@ function validate_name($string) {
 // Checks if an IPv4(or localhost IPv6) address is valid
 function validate_ip($ip) {
 	$ipL = safeIp2Long($ip);
-	$ipR = long2ip($ipL);
+	$ipR = long2ip((int)$ipL);
 
 	if ($ip === $ipR) {
 		return true;