4 files changed, 5 insertions, 7 deletions
diff --git a/lib/ievkit/client.rb b/lib/ievkit/client.rb
index 5df3ca1d2..137a7d47c 100644
--- a/lib/ievkit/client.rb
+++ b/lib/ievkit/client.rb
@@ -149,10 +149,8 @@ module Ievkit
     # Hypermedia agent for the Iev API
     #
     # @return [Sawyer::Agent]
-    def multipart_agent
-      sawyer_options[:serializer] = Ievkit::Serializer.multipart
-      
-      @agent ||= Sawyer::Agent.new(api_endpoint, sawyer_options) do |http|
+    def multipart_agent      
+      @multipart_agent ||= Sawyer::Agent.new(api_endpoint, sawyer_options.merge({ :serializer => Ievkit::Serializer.multipart}) ) do |http|
         http.headers[:accept] = default_media_type
         http.headers[:content_type] = "multipart/form-data"
         http.headers[:user_agent] = user_agent
diff --git a/lib/ievkit/client/jobs.rb b/lib/ievkit/client/jobs.rb
index 09bb8ff4b..91cd860bf 100644
--- a/lib/ievkit/client/jobs.rb
+++ b/lib/ievkit/client/jobs.rb
@@ -52,7 +52,7 @@ module Ievkit
       # @return [Boolean] Success
       # @example
       #   client.delete_jobs("test")
-      def delete_jobs(referential)
+      def delete_jobs(referential, options = {})
         boolean_from_response :delete, "referentials/#{referential}/jobs", options
       end
       
diff --git a/lib/ievkit/default.rb b/lib/ievkit/default.rb
index fff1c1d50..b68befe0d 100644
--- a/lib/ievkit/default.rb
+++ b/lib/ievkit/default.rb
@@ -27,7 +27,7 @@ module Ievkit
     # Default Faraday middleware stack
     MIDDLEWARE = RACK_BUILDER_CLASS.new do |builder|                  
       builder.use Faraday::Request::Multipart
-      builder.use Faraday::Request::UrlEncoded
+      
       builder.use Ievkit::Response::RaiseError
       builder.use FaradayMiddleware::FollowRedirects
       builder.use Faraday::Response::Logger
diff --git a/lib/ievkit/serializer.rb b/lib/ievkit/serializer.rb
index a0475cee5..cc22dd86f 100644
--- a/lib/ievkit/serializer.rb
+++ b/lib/ievkit/serializer.rb
@@ -61,7 +61,7 @@ module Ievkit
     #
     # Returns an encoded String.
     def encode(data)
-      data #@dump.call(encode_object(data))
+      @dump.call(encode_object(data))
     end
     alias dump encode