diff --git a/docs/datasource-connector.md b/docs/datasource-connector.md
index a059f9ff..85b6d94d 100644
--- a/docs/datasource-connector.md
+++ b/docs/datasource-connector.md
@@ -80,7 +80,7 @@ to 'loopback-connector-<shortName>'
 
 ```
 var ds1 = new DataSource('memory');
-var ds2 = new DataSource('loopback-connector-mongodb'));
+var ds2 = new DataSource('loopback-connector-mongodb');
 var ds3 = new DataSource(require('loopback-connector-oracle'));
 ```