diff --git a/reference/mongo/mongocollection/toindexstring.xml b/reference/mongo/mongocollection/toindexstring.xml
index 74dd4a792a..c1c81fb9a6 100644
--- a/reference/mongo/mongocollection/toindexstring.xml
+++ b/reference/mongo/mongocollection/toindexstring.xml
@@ -50,7 +50,7 @@
    <programlisting role="php">
 <![CDATA[
 <?php
-// Create inheritec class to make the method "public".
+// Create inherited class to make the method "public".
 class MyCollection extends MongoCollection
 {
     static public function toIndexString($a)