diff --git a/CurlClient.php b/CurlClient.php
index cbbfb3e..39700e3 100644
--- a/CurlClient.php
+++ b/CurlClient.php
@@ -186,7 +186,7 @@ class CurlClient extends ClientAbstracts
 	 */
 	public function close(): void
 	{
-		if (PHP_VERSION < 80000) {
+		if (PHP_VERSION < '8.0') {
 			curl_close($this->client);
 		}
 	}