Fix import request to IEV

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/ievkit/client.rb b/lib/ievkit/client.rb
index e35bbd0b3..5df3ca1d2 100644
--- a/lib/ievkit/client.rb
+++ b/lib/ievkit/client.rb
@@ -150,8 +150,11 @@ module Ievkit
     #
     # @return [Sawyer::Agent]
     def multipart_agent
+      sawyer_options[:serializer] = Ievkit::Serializer.multipart
+      
       @agent ||= Sawyer::Agent.new(api_endpoint, sawyer_options) do |http|
         http.headers[:accept] = default_media_type
+        http.headers[:content_type] = "multipart/form-data"
         http.headers[:user_agent] = user_agent
         
         # Activate if authentication is needed