Fix elasticsearch integration doc
diff --git a/manifests/integrations/elasticsearch.pp b/manifests/integrations/elasticsearch.pp
index 0766ef1..43ae980 100644
--- a/manifests/integrations/elasticsearch.pp
+++ b/manifests/integrations/elasticsearch.pp
@@ -3,13 +3,13 @@
# This class will install the necessary configuration for the elasticsearch integration
#
# Parameters:
-# $es_url:
+# $url:
# The URL for Elasticsearch
#
# Sample Usage:
#
# class { 'datadog::integrations::elasticsearch' :
-# es_url => "http://localhost:9201"
+# url => "http://localhost:9201"
# }
#
class datadog::integrations::elasticsearch(
