diff --git a/src/Monolog/Handler/LogglyHandler.php b/src/Monolog/Handler/LogglyHandler.php
index c6bfaace..744507e3 100644
--- a/src/Monolog/Handler/LogglyHandler.php
+++ b/src/Monolog/Handler/LogglyHandler.php
@@ -27,6 +27,10 @@ class LogglyHandler extends AbstractProcessingHandler
 
     public function __construct($token, $level = Logger::DEBUG, $bubble = true)
     {
+        if (!extension_loaded('curl')) {
+            throw new \LogicException('The curl extension is needed to use the LogglyHandler');
+        }
+
         $this->token = $token;
 
         parent::__construct($level, $bubble);