diff --git a/system/core/Output.php b/system/core/Output.php
index 7bfb8ce..e323385 100644
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -842,7 +842,7 @@
 
 			// Remove closing tag and save it for later
 			$pos = strrpos($output, '</');
-			$closing_tag = substr($output, $pos, strlen($output));
+			$closing_tag = substr($output, $pos);
 			$output = substr_replace($output, '', $pos);
 		}