diff --git a/source/tutorial/manage-sharded-cluster-balancer.txt b/source/tutorial/manage-sharded-cluster-balancer.txt
index 2adeac9d7c2..2ce2c6e9a1c 100644
--- a/source/tutorial/manage-sharded-cluster-balancer.txt
+++ b/source/tutorial/manage-sharded-cluster-balancer.txt
@@ -137,7 +137,7 @@ of operations:
 .. code-block:: javascript
 
    use config
-   db.settings.update({ _id : "balancer" }, { $unset : { activeWindow : true })
+   db.settings.update({ _id : "balancer" }, { $unset : { activeWindow : true } })
 
 .. _sharding-balancing-disable-temporally: