diff --git a/system/core/Input.php b/system/core/Input.php
index dc7612e..cfbef94 100644
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -672,7 +672,7 @@
 	 */
 	public function is_cli_request()
 	{
-		return (bool) defined('STDIN');
+		return (php_sapi_name() == 'cli') or defined('STDIN');
 	}
 
 }
diff --git a/system/core/URI.php b/system/core/URI.php
index d565486..20f0f00 100644
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -62,7 +62,7 @@
 		if (strtoupper($this->config->item('uri_protocol')) == 'AUTO')
 		{
 			// Is the request coming from the command line?
-			if (defined('STDIN'))
+			if (php_sapi_name() == 'cli' or defined('STDIN'))
 			{
 				$this->_set_uri_string($this->_parse_cli_args());
 				return;
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index e6c1425..9bebb70 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -105,6 +105,7 @@
 	<li class="reactor">Fixed a bug where the method <kbd>$this->cart->total_items()</kbd> from <a href="libraries/cart.html">Cart Library</a> now returns the sum of the quantity of all items in the cart instead of your total count.</li>
 	<li class="reactor">Fixed a bug where not setting 'null' when adding fields in db_forge for mysql and mysqli drivers would default to NULL instead of NOT NULL as the docs suggest.</li>
 	<li class="reactor">Fixed a bug where using <kbd>$this->db->select_max()</kdb>, <kbd>$this->db->select_min()</kdb>, etc could throw notices. Thanks to w43l for the patch.</li>
+	<li class="reactor">Replace checks for STDIN with php_sapi_name() == 'cli' which on the whole is more reliable. This should get parameters in crontab working.</li>
 </ul>
 
 <h2>Version 2.0.2</h2>