diff --git a/reference/mongo/mongocollection.xml b/reference/mongo/mongocollection.xml
index e914f642f1..c24399541b 100644
--- a/reference/mongo/mongocollection.xml
+++ b/reference/mongo/mongocollection.xml
@@ -42,6 +42,20 @@
+
+ &Constants;
+
+ const
+ int
+ MongoCollection::ASCENDING
+ 1
+
+
+ const
+ int
+ MongoCollection::DESCENDING
+ -1
+
Fields
@@ -68,6 +82,30 @@
+
+ &reftitle.constants;
+
+
+ MongoCollection::ASCENDING
+ 1
+
+
+ Ascending direction for sorts and index creation.
+
+
+
+
+ MongoCollection::DESCENDING
+ -1
+
+
+ Descending direction for sorts and index creation.
+
+
+
+
+
+