diff --git a/src/Curl/Curl.php b/src/Curl/Curl.php
index 8f7656f..676ddd3 100644
--- a/src/Curl/Curl.php
+++ b/src/Curl/Curl.php
@@ -880,7 +880,7 @@ class Curl
      */
     public function setPort($port)
     {
-        $this->setOpt(CURLOPT_PORT, intval($port));
+        $this->setOpt(CURLOPT_PORT, (int) $port);
     }
 
     /**
diff --git a/src/Curl/MultiCurl.php b/src/Curl/MultiCurl.php
index 6088280..79ec568 100755
--- a/src/Curl/MultiCurl.php
+++ b/src/Curl/MultiCurl.php
@@ -504,7 +504,7 @@ class MultiCurl
      */
     public function setPort($port)
     {
-        $this->setOpt(CURLOPT_PORT, intval($port));
+        $this->setOpt(CURLOPT_PORT, (int) $port);
     }
 
     /**