diff --git a/src/Twilio/Http/CurlClient.php b/src/Twilio/Http/CurlClient.php
index 000564f32..f64a79c75 100644
--- a/src/Twilio/Http/CurlClient.php
+++ b/src/Twilio/Http/CurlClient.php
@@ -62,7 +62,9 @@ public function request(string $method, string $url,
                 $responseHeaders[$key] = $value;
             }
 
-            \curl_close($curl);
+            if (PHP_MAJOR_VERSION < 8) {
+                \curl_close($curl);
+            }
 
             if (isset($options[CURLOPT_INFILE]) && \is_resource($options[CURLOPT_INFILE])) {
                 \fclose($options[CURLOPT_INFILE]);
@@ -72,7 +74,7 @@ public function request(string $method, string $url,
 
             return $this->lastResponse;
         } catch (\ErrorException $e) {
-            if (isset($curl) && \is_resource($curl)) {
+            if (PHP_MAJOR_VERSION < 8 && isset($curl) && \is_resource($curl)) {
                 \curl_close($curl);
             }