diff --git a/app/controllers/v_libras/requests_controller.rb b/app/controllers/v_libras/requests_controller.rb
index e8d5d4e..dcea3f8 100644
--- a/app/controllers/v_libras/requests_controller.rb
+++ b/app/controllers/v_libras/requests_controller.rb
@@ -19,11 +19,14 @@ class VLibras::RequestsController < ApplicationController
       @request.perform_request(@request.files)
 
       flash[:success] = 'Sua requisição foi submetida com sucesso!'
+
       redirect_to v_libras_videos_path
     else
       flash[:error] = 'Algo deu errado com a sua requisição. Por favor verifique opções escolhidas.'
       flash[:warning] = @request.errors.full_messages.to_sentence.humanize
 
+      @request.files.values.each { |f| f.file.delete }
+
       redirect_to :back
     end
   end
diff --git a/app/models/v_libras/request.rb b/app/models/v_libras/request.rb
index 3cbd676..dd5cfdd 100644
--- a/app/models/v_libras/request.rb
+++ b/app/models/v_libras/request.rb
@@ -67,6 +67,8 @@ class VLibras::Request < ActiveRecord::Base
 
     ApiClient::Client.submit(self, files)
 
+    files.values.each { |f| f.file.delete }
+
     logger.debug '[VLibras::Request] Request done'
   end
   handle_asynchronously :perform_request
@@ -74,6 +76,8 @@ class VLibras::Request < ActiveRecord::Base
 
 private
   def match_files_with_service_type
+    return unless files
+
     if files[:video].nil?
       errors.add(:base, 'Você precisa enviar um vídeo.')
     end
--
libgit2 0.21.2