diff --git a/system/validation/rules/size_of.php b/system/validation/rules/size_of.php
index 8cefa1f6..1f7e861d 100644
--- a/system/validation/rules/size_of.php
+++ b/system/validation/rules/size_of.php
@@ -119,7 +119,7 @@ class Size_Of extends Rule {
 	}
 
 	/**
-	 * Set the minimum and maximize size of the attribute.
+	 * Set the minimum and maximum size of the attribute.
 	 *
 	 * @param  int  $minimum
 	 * @param  int  $maximum