diff --git a/source/core/write-operations-introduction.txt b/source/core/write-operations-introduction.txt
index 8aa9a98a34b..24e1fbf169c 100644
--- a/source/core/write-operations-introduction.txt
+++ b/source/core/write-operations-introduction.txt
@@ -47,7 +47,7 @@ The following diagram shows the same query in SQL:
 
 .. example::
 
-   The following operation inserts a new documents into the ``users``
+   The following operation inserts a new document into the ``users``
    collection. The new document has four fields ``name``, ``age``, and
    ``status``, and an ``_id`` field. MongoDB always adds the ``_id``
    field to the new document if that field does not exist.