[ci skip] Fix a documentation error on output cache times
diff --git a/system/core/Output.php b/system/core/Output.php
index ad87f85..ec9c21b 100644
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -377,7 +377,7 @@
 	/**
 	 * Set Cache
 	 *
-	 * @param	int	$time	Cache expiration time in seconds
+	 * @param	int	$time	Cache expiration time in minutes
 	 * @return	CI_Output
 	 */
 	public function cache($time)
diff --git a/user_guide_src/source/libraries/output.rst b/user_guide_src/source/libraries/output.rst
index 84529f7..92060f6 100644
--- a/user_guide_src/source/libraries/output.rst
+++ b/user_guide_src/source/libraries/output.rst
@@ -199,11 +199,11 @@
 
 	.. php:method:: cache($time)
 
-		:param	int	$time: Cache expiration time in seconds
+		:param	int	$time: Cache expiration time in minutes
 		:returns:	CI_Output instance (method chaining)
 		:rtype:	CI_Output
 
-		Caches the current page for the specified amount of seconds.
+		Caches the current page for the specified amount of minutes.
 
 		For more information, please see the :doc:`caching documentation <../general/caching>`.