diff --git a/plugins/inputs/mongodb/README.md b/plugins/inputs/mongodb/README.md
index 3247e3c78..678d80c73 100644
--- a/plugins/inputs/mongodb/README.md
+++ b/plugins/inputs/mongodb/README.md
@@ -11,7 +11,7 @@ All MongoDB server versions from 2.6 and higher are supported.
   ## For example:
   ##   mongodb://user:auth_key@10.10.3.30:27017,
   ##   mongodb://10.10.3.33:18832,
-  servers = ["mongodb://127.0.0.1:27017"]
+  servers = ["mongodb://127.0.0.1:27017?connect=direct"]  
 
   ## When true, collect cluster status.
   ## Note that the query that counts jumbo chunks triggers a COLLSCAN, which
diff --git a/plugins/inputs/mongodb/mongodb.go b/plugins/inputs/mongodb/mongodb.go
index 036663620..3417252dd 100644
--- a/plugins/inputs/mongodb/mongodb.go
+++ b/plugins/inputs/mongodb/mongodb.go
@@ -44,7 +44,7 @@ var sampleConfig = `
   ## For example:
   ##   mongodb://user:auth_key@10.10.3.30:27017,
   ##   mongodb://10.10.3.33:18832,
-  servers = ["mongodb://127.0.0.1:27017"]
+  servers = ["mongodb://127.0.0.1:27017?connect=direct"]
 
   ## When true, collect cluster status
   ## Note that the query that counts jumbo chunks triggers a COLLSCAN, which