diff --git a/system/core/Common.php b/system/core/Common.php
index 5c5672e..c3198b3 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -555,15 +555,14 @@
 			}
 		}
 
-		$server_protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : FALSE;
-
 		if (strpos(PHP_SAPI, 'cgi') === 0)
 		{
 			header('Status: '.$code.' '.$text, TRUE);
 		}
 		else
 		{
-			header(($server_protocol ? $server_protocol : 'HTTP/1.1').' '.$code.' '.$text, TRUE, $code);
+			$server_protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.1';
+			header($server_protocol.' '.$code.' '.$text, TRUE, $code);
 		}
 	}
 }