diff --git a/system/libraries/Benchmark.php b/system/libraries/Benchmark.php
index d426279..5fd24b0 100644
--- a/system/libraries/Benchmark.php
+++ b/system/libraries/Benchmark.php
@@ -54,7 +54,7 @@
 	 * Calculates the time difference between two marked points.
 	 *
 	 * If the first parameter is empty this function instead returns the 
-	 * {elapsed_time} pseudo-variable. This permits the the full system 
+	 * {elapsed_time} pseudo-variable. This permits the full system 
 	 * execution time to be shown in a template. The output class will
 	 * swap the real value for this variable.
 	 *
diff --git a/system/libraries/Controller.php b/system/libraries/Controller.php
index 0bbc777..3db408b 100644
--- a/system/libraries/Controller.php
+++ b/system/libraries/Controller.php
@@ -18,7 +18,7 @@
 /**
  * Code Igniter Application Controller Class
  *
- * This class object is the the super class the every library in 
+ * This class object is the super class the every library in 
  * Code Igniter will be assigned to.
  *
  * @package		CodeIgniter
diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php
index e13c713..6af1ca9 100644
--- a/system/libraries/Zip.php
+++ b/system/libraries/Zip.php
@@ -228,7 +228,7 @@
 	// --------------------------------------------------------------------
 
 	/**
-	 * Write File to the specified direcotry
+	 * Write File to the specified directory
 	 *
 	 * Lets you write a file
 	 *