diff --git a/update.php b/update.php
index e756b62..b483dca 100644
--- a/update.php
+++ b/update.php
@@ -26,6 +26,19 @@ $logManager = new LogManager();
 
 header('Content-type: text/plain; charset=utf8', true);
 
+//Filtrování IP adress
+if (DEBUGMOD != 1) {
+	if (!in_array($_SERVER['REMOTE_ADDR'], HOMEIP)) {
+		echo json_encode(array(
+			'state' => 'unsuccess',
+			'errorMSG' => "Using API from your IP insnt alowed!",
+		));
+		header($_SERVER["SERVER_PROTOCOL"]." 401 Unauthorized");
+		$logManager->write("[Updater] acces denied from " . $_SERVER['REMOTE_ADDR'], LogRecordType::WARNING);
+		exit();
+	}
+}
+
 function sendFile($path)
 {
 	header($_SERVER["SERVER_PROTOCOL"] . ' 200 OK', true, 200);