diff --git a/lib/sensu-plugins-mongodb/metics.rb b/lib/sensu-plugins-mongodb/metics.rb
index 813a705..f3fd824 100644
--- a/lib/sensu-plugins-mongodb/metics.rb
+++ b/lib/sensu-plugins-mongodb/metics.rb
@@ -376,6 +376,7 @@ def get_mongo_client(db_name)
         address_str = "#{host}:#{port}"
         client_opts = {}
         client_opts[:database] = db_name
+        client_opts[:connect] = :direct
         unless db_user.nil?
           client_opts[:user] = db_user
           client_opts[:password] = db_password