lib/elasticsearch/transport/transport/http/faraday.rb in elasticsearch-transport-6.0.1 vs lib/elasticsearch/transport/transport/http/faraday.rb in elasticsearch-transport-6.0.2

@@ -14,12 +14,12 @@
           # Performs the request by invoking {Transport::Base#perform_request} with a block.
           #
           # @return [Response]
           # @see    Transport::Base#perform_request
           #
-          def perform_request(method, path, params={}, body=nil)
+          def perform_request(method, path, params={}, body=nil, headers=nil)
             super do |connection, url|
-              headers = connection.connection.headers
+              headers = headers || connection.connection.headers
 
               response = connection.connection.run_request \
                 method.downcase.to_sym,
                 url,
                 ( body ? __convert_to_json(body) : nil ),